Add ZIM format support (issue #267). Now turned on by default for Windows only. Under Linux/MacOS use "qmake "CONFIG+=zim_support"" (liblzma-dev package required. Or take xz 5.0.5 sources from http://tukaani.org/xz/ and compile it).
Update credit Spanish from Spain translation
Created sv.ts

Swedish language file sv.ts
Merge pull request #403 from Lakrits/master

Add Swedish translation by Lakrits
rename Swedish translation file so it's clear it's Swedish from Sweden
Add Swedish translation by Lakrits
Zim: Add liblzma.a and it headers for MacOS, turn on Zim support under MacOS by default.
Some tuning for MinGW 4.8 build
Handle some unhandled exceptions in index search
Fixed compilation failure
Some more unhandled exceptions in index search
Zim: Split files support
Merge branch 'zim-support'
Some more exception handling
Possibility to log GD console messages into file "gd_log.txt" in GD config directory. Activated by "--log-to-file" key in command line.
Don't treat folders with recognized dictionary extensions as dictionaries

For example, it makes no sense trying to initialize Test.dsl folder
as DSL dictionary.
Add Turkmen translation by Berdy
Merge branch '1.5-dev'
Update suggestion list after group content editing (issue #406)
Linux-specific: Handle Qt::Meta key in hotkeys (issue #404)