gcc-4.9.1 script added
fix for previous commit
Build only latest pythons.
libffi: Add patches
gdb: Update to 7.8
gdb: Fix URL
mpfr: Update to 3.1.2 patchlevel 10
openssl: Update to 1.0.1h
sqlite: Update to 3.8.5.0
Update README
Fix default config
Merge pull request #363 from Alexpux/develop

Updates.
Update gdb-wrapper.c
Update gcc-4.9.1.sh
Update gdb.sh
Update gcc-trunk.sh
Update gcc-4_9-branch.sh
Update gcc-4_8-branch.sh
Update gcc-4_7-branch.sh
Update gcc-4_6-branch.sh