Moved purple_core_init to cython, added purple debug methods, added checks for core initialization.
FIXES:
- Moved purple_core_init from c_purple.c directly to Cython code. Now only callbacks are done inside c_purple code.
- Added purple debug methods, so we can use it inside code.
- Added check for core initialization.
- Added check to ensure that it has only one instance of libpurple running.
Signed-off-by: Bruno Abinader <bruno.abinader@indt.org.br>
git-svn-id: https://garage.maemo.org/svn/carman/branches/carman-0.7-beta2/python-purple@1273
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