Create zh_CN.po

Add a Chinese (Simplified) Translation.
Italian translation: update
automatic reordering shenanigans
Merge branch 'ansa89-italian-translation'
Merge branch 'master' of https://github.com/kaisfm/Venom
added zh_CN.po to build system
Add Spanish translation
updated cmakelists file and automatic msgmerge reordering of es.po
Merge branch 'oxichem-master'
added translation new strings
Updated pot file, remove some strings for translate
find . -type f \( -name "*.vala" -o -name "*.ui" \) | xargs xgettext -k_ -kN_ -o Venom.pot
for i in *.po; do msgmerge -vU $i Venom.pot;done

update Russian language
New strings to translate in file AddContactDialog
rebuild pot and po files
new fixes in Russian language
auto .po msgmerge
Merge branch 'x-nicon-newruslangstrings' into av
updated vapi to newest toxcore
merge master with av