Fix ADT v22 issue.
Proxy settings. Close #30.
Remove unused dialog titles.
Add orbot proxy support. Close #230.
Prompt to install Orbot if selected in account preferences.
Add option to use Orbot in account add activity.
Remove unused part of webtranslateit script.
Make webtranslateit script windows compatible.
Separate scripts to search for new translations from webtranslateit.
Add .gitignore for webtranslateit input archive.
Move zh translatoins into zh-rCN folder.
Update string resources.
Fix crash when unexpected chat history received. Close #165.
Revert "Invalid timestamp for persistent notification (see #123)"

This reverts commit 70021300723da6b2ee119c925eec0e809dfa9bc3.
Update v0.9.30.
Update icons.
Update v0.9.30a.
Update translations.
Update v0.9.30b.