Fix #156
fix #155
fix ffmpeg 2.2 release export
fix #154
SDL wget no check certificate
disable spinbox test
Fix the test of lockableSpinTest
Merge branch 'master' of https://github.com/Phonations/Joker

Conflicts:
	tests/AutoTest/LockableSpinBoxTest.cpp
Merge branch 'master' into TASelectLanguage

Conflicts:
	app/Joker/PreferencesDialog.cpp
	app/Joker/en_US.ts
	app/Joker/fr_FR.ts