Added dictionary files to ship with OSX installer
Fixed dictionary loading for OSX in a bundle
Fixed dictionary loading for preferences dialog in OSX
Merge branch 'release_30' into release_31

Dictionary file fixes for Mac OSX.
Merge branch 'release_31' into development

Dictionary file fixes for Mac OSX.
Add a 'check' target for better testing.

This makes CTest output the results of failed tests, by default.