Rename test module to testenv and update references

Preparation to move current Test class into its own module test from
suite module.

Change-Id: I520bd046cb09042b5567d967f951f050e4e02e85
diff --git a/suites/smpp/esme_connect_policy_acceptall.py b/suites/smpp/esme_connect_policy_acceptall.py
index d22703d..904226b 100755
--- a/suites/smpp/esme_connect_policy_acceptall.py
+++ b/suites/smpp/esme_connect_policy_acceptall.py
@@ -4,7 +4,7 @@
 # * SMPP interface of SMSC accepts SMPP clients (ESMEs) which do not appear on
 #   the config file
 
-from osmo_gsm_tester.test import *
+from osmo_gsm_tester.testenv import *
 
 nitb = suite.nitb()
 smsc = nitb.smsc
diff --git a/suites/smpp/esme_connect_policy_closed.py b/suites/smpp/esme_connect_policy_closed.py
index 7fac276..eaabb3d 100755
--- a/suites/smpp/esme_connect_policy_closed.py
+++ b/suites/smpp/esme_connect_policy_closed.py
@@ -6,7 +6,7 @@
 # * SMPP interface of SMSC rejects ESMEs with known system id but wrong password.
 # * SMPP interface of SMSC rejects ESEMs with unknown system id
 
-from osmo_gsm_tester.test import *
+from osmo_gsm_tester.testenv import *
 
 SMPP_ESME_RINVPASWD = 0x0000000E
 SMPP_ESME_RINVSYSID = 0x0000000F
diff --git a/suites/smpp/esme_ms_sms_storeforward.py b/suites/smpp/esme_ms_sms_storeforward.py
index 5ff6ad3..c35e3b1 100755
--- a/suites/smpp/esme_ms_sms_storeforward.py
+++ b/suites/smpp/esme_ms_sms_storeforward.py
@@ -8,7 +8,7 @@
 # * When SMS is sent in 'store & forward' mode, ESME can send an SMS to an already registered MS.
 # * When SMS is sent in 'store & forward' mode, ESME receives a SMS receipt if it asked for it.
 
-from osmo_gsm_tester.test import *
+from osmo_gsm_tester.testenv import *
 
 SMPP_ESME_RINVDSTADR = 0x0000000B
 
diff --git a/suites/smpp/esme_ms_sms_transaction.py b/suites/smpp/esme_ms_sms_transaction.py
index a147754..efc244c 100755
--- a/suites/smpp/esme_ms_sms_transaction.py
+++ b/suites/smpp/esme_ms_sms_transaction.py
@@ -6,7 +6,7 @@
 # * When SMS is sent in 'transaction' mode, ESME can send an SMS to an already registered MS.
 # * When SMS is sent in 'transaction' mode, ESME fails to send an SMS to non registered MS.
 
-from osmo_gsm_tester.test import *
+from osmo_gsm_tester.testenv import *
 
 SMPP_ESME_RINVDSTADR = 0x0000000B