FIXED: Infinite loop during replace all with regular expressions.
Add basic program description to readme file.
Add AppData file.
Add manpage.
Update AppData to refer to PNG screenshot.
Sync translations with Transifex.
Replace ChangeLog with NEWS file.
Sync translations with Transifex.
Bump version number.
Fix compiler errors.
FIXED: Long session names made session menu unworkable.
FIXED: Theme names could not contain periods.
FIXED: Session names could not contain periods.
Merge tag 'upstream/1.4.5'

Tag version 1.4.5
Merge remote-tracking branch 'upstream/release-1.4'
log changes