Cleanup in examples directory
diff --git a/examples/receiver_file.grc b/examples/receiver_file.grc
index 883ea2e..ac3df82 100644
--- a/examples/receiver_file.grc
+++ b/examples/receiver_file.grc
@@ -1,6 +1,6 @@
 <?xml version='1.0' encoding='ASCII'?>
 <flow_graph>
-  <timestamp>Fri Jul 18 10:24:08 2014</timestamp>
+  <timestamp>Wed Aug  6 13:56:14 2014</timestamp>
   <block>
     <key>options</key>
     <param>
@@ -29,7 +29,7 @@
     </param>
     <param>
       <key>generate_options</key>
-      <value>no_gui</value>
+      <value>wx_gui</value>
     </param>
     <param>
       <key>category</key>
@@ -92,33 +92,6 @@
     </param>
   </block>
   <block>
-    <key>blocks_message_debug</key>
-    <param>
-      <key>id</key>
-      <value>blocks_message_debug_0</value>
-    </param>
-    <param>
-      <key>_enabled</key>
-      <value>True</value>
-    </param>
-    <param>
-      <key>alias</key>
-      <value></value>
-    </param>
-    <param>
-      <key>affinity</key>
-      <value></value>
-    </param>
-    <param>
-      <key>_coordinate</key>
-      <value>(630, 183)</value>
-    </param>
-    <param>
-      <key>_rotation</key>
-      <value>0</value>
-    </param>
-  </block>
-  <block>
     <key>gsm_receiver_hier</key>
     <param>
       <key>id</key>
@@ -158,7 +131,237 @@
     </param>
     <param>
       <key>_coordinate</key>
-      <value>(352, 163)</value>
+      <value>(606, 180)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gsm_get_bcch_or_ccch_bursts</key>
+    <param>
+      <key>id</key>
+      <value>gsm_get_bcch_or_ccch_bursts_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>d_fn51_start</key>
+      <value>2</value>
+    </param>
+    <param>
+      <key>alias</key>
+      <value></value>
+    </param>
+    <param>
+      <key>affinity</key>
+      <value></value>
+    </param>
+    <param>
+      <key>minoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>maxoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(809, 179)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gsm_control_channels_decoder</key>
+    <param>
+      <key>id</key>
+      <value>gsm_control_channels_decoder_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>alias</key>
+      <value></value>
+    </param>
+    <param>
+      <key>affinity</key>
+      <value></value>
+    </param>
+    <param>
+      <key>minoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>maxoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(1054, 183)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gsm_message_printer</key>
+    <param>
+      <key>id</key>
+      <value>gsm_message_printer_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>alias</key>
+      <value></value>
+    </param>
+    <param>
+      <key>affinity</key>
+      <value></value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(945, 254)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>clk_offset_corrector</key>
+    <param>
+      <key>id</key>
+      <value>clk_offset_corrector_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>ppm</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>samp_rate</key>
+      <value>samp_rate</value>
+    </param>
+    <param>
+      <key>fc</key>
+      <value>936.6e6</value>
+    </param>
+    <param>
+      <key>alias</key>
+      <value></value>
+    </param>
+    <param>
+      <key>affinity</key>
+      <value></value>
+    </param>
+    <param>
+      <key>minoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>maxoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(374, 180)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>gsm_clock_offset_control</key>
+    <param>
+      <key>id</key>
+      <value>gsm_clock_offset_control_0</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>fc</key>
+      <value>940e6</value>
+    </param>
+    <param>
+      <key>samp_rate</key>
+      <value>samp_rate</value>
+    </param>
+    <param>
+      <key>alias</key>
+      <value></value>
+    </param>
+    <param>
+      <key>affinity</key>
+      <value></value>
+    </param>
+    <param>
+      <key>minoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>maxoutbuf</key>
+      <value>0</value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(447, 43)</value>
+    </param>
+    <param>
+      <key>_rotation</key>
+      <value>0</value>
+    </param>
+  </block>
+  <block>
+    <key>parameter</key>
+    <param>
+      <key>id</key>
+      <value>input_file_name</value>
+    </param>
+    <param>
+      <key>_enabled</key>
+      <value>True</value>
+    </param>
+    <param>
+      <key>label</key>
+      <value>input_file_name</value>
+    </param>
+    <param>
+      <key>value</key>
+      <value>input.cfile</value>
+    </param>
+    <param>
+      <key>type</key>
+      <value>string</value>
+    </param>
+    <param>
+      <key>short_id</key>
+      <value>i</value>
+    </param>
+    <param>
+      <key>alias</key>
+      <value></value>
+    </param>
+    <param>
+      <key>_coordinate</key>
+      <value>(189, 13)</value>
     </param>
     <param>
       <key>_rotation</key>
@@ -177,7 +380,7 @@
     </param>
     <param>
       <key>file</key>
-      <value>/home/piotr/Odbiornik_gsm/reconstr_signal</value>
+      <value>input_file_name</value>
     </param>
     <param>
       <key>type</key>
@@ -217,15 +420,45 @@
     </param>
   </block>
   <connection>
-    <source_block_id>blocks_file_source_0</source_block_id>
+    <source_block_id>gsm_clock_offset_control_0</source_block_id>
+    <sink_block_id>clk_offset_corrector_0</sink_block_id>
+    <source_key>ppm</source_key>
+    <sink_key>ppm_msg</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>clk_offset_corrector_0</source_block_id>
     <sink_block_id>gsm_receiver_hier_0</sink_block_id>
     <source_key>0</source_key>
     <sink_key>0</sink_key>
   </connection>
   <connection>
+    <source_block_id>blocks_file_source_0</source_block_id>
+    <sink_block_id>clk_offset_corrector_0</sink_block_id>
+    <source_key>0</source_key>
+    <sink_key>0</sink_key>
+  </connection>
+  <connection>
     <source_block_id>gsm_receiver_hier_0</source_block_id>
-    <sink_block_id>blocks_message_debug_0</sink_block_id>
+    <sink_block_id>gsm_clock_offset_control_0</sink_block_id>
+    <source_key>measurements</source_key>
+    <sink_key>measurements</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gsm_control_channels_decoder_0</source_block_id>
+    <sink_block_id>gsm_message_printer_0</sink_block_id>
+    <source_key>msgs</source_key>
+    <sink_key>msgs</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gsm_get_bcch_or_ccch_bursts_0</source_block_id>
+    <sink_block_id>gsm_control_channels_decoder_0</sink_block_id>
     <source_key>bursts</source_key>
-    <sink_key>print</sink_key>
+    <sink_key>bursts</sink_key>
+  </connection>
+  <connection>
+    <source_block_id>gsm_receiver_hier_0</source_block_id>
+    <sink_block_id>gsm_get_bcch_or_ccch_bursts_0</sink_block_id>
+    <source_key>bursts</source_key>
+    <sink_key>bursts</sink_key>
   </connection>
 </flow_graph>