Update problem reporting / Add backtrace script

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4320 43c1dc8c-776e-4df2-8ef1-6e829299be21
Remove conference subdir

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4321 43c1dc8c-776e-4df2-8ef1-6e829299be21
Update configure / Update makefile.am

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4322 43c1dc8c-776e-4df2-8ef1-6e829299be21
Revert doxygen move to doc/Makefile.am

git-svn-id: https://svn.code.sf.net/p/chan-sccp-b/code/trunk@4323 43c1dc8c-776e-4df2-8ef1-6e829299be21