Change the subscriber and database backend

gsm_subscriber is now refcounted, the db backend is leaking
a lot less, db_get_subscriber will allocate the subscr record
now, subscr_* will look up a subscriber in the list of currently
active subscribers and add an ref to this one.

The db test cases pass, more testing will be when next to the bts
7 files changed
tree: b58f6be9a0fd9c39517e9e3534b7a364becc39f8
  1. include/
  2. src/
  3. tests/
  4. tools/
  5. AUTHORS
  6. configure.in
  7. COPYING
  8. Makefile.am
  9. README