talkatu/talkatu

fix level 2 compile warnings

14 months ago, Markus Fischer
1b24f2b4bf2b
fix level 2 compile warnings

Fixed most compile warnings introduced by higher warning level (r/2250) which were mostly unused parameters and some sign compares.

Testing Done:
Compiled talkatu

Reviewed at https://reviews.imfreedom.org/r/2257/
syntax: glob
*.pyc
*.ui~
\#*.ui\#
syntax: regexp
^artifacts\/
^build.*\/
^debian\/?
^fedora\/?
^packaging\/debian\/tmp\/
^packaging\/debian\/(.+\.)?(substvars|debhelper\.log)$
^packaging\/debian\/build.*\/
^packaging\/debian\/\.debhelper\/
^packaging\/debian\/debhelper-build-stamp
^packaging\/debian\/gir1.2-talkatu-0.0\/
^packaging\/debian\/libtalkatu0?(-.+)?\/
^packaging\/debian\/talkatu-demo\/
^packaging\/debian\/files$
^po\/.+\.pot$
^obj-.+\/
^scanbuild\/
^subprojects\/.+\/
^valgrind\/