Fix cmake build.

Add definitions for the APP_* defines and remove a file which was removed
in a previous commit but the merge went poorly.
Merge pull request #15 from ahmedcharles/merge_fix

Fix a bad merge from merge 7580b5d.
Fix zip cmake build variable.
Merge pull request #14 from ahmedcharles/zip

Fix zip cmake build variable.
added cmake to travis
fix stupid typo in travis yml
added newest version of cmake for build
added cmake 2.8.11 backport
added hunspell library to cmake travis
Fix cmake build with travis.
Merge pull request #18 from ahmedcharles/development

Fix cmake build with travis.
Another cmake/travis fix.
Merge pull request #19 from ahmedcharles/development

Another cmake/travis fix.
Remove HUNSPELL hack in travis build.
Merge pull request #20 from ahmedcharles/test_travis

Remove HUNSPELL hack in travis build.
added osx to travis
Merge branch 'development' of https://github.com/Mudlet/Mudlet into development
Travis doesn't support cmake version higher than 2.8.9.
Merge pull request #17 from ahmedcharles/travis_cmake

Travis doesn't support cmake version higher than 2.8.9.

We still backport to 2.8.11 but this will make it so those on lower Cmake versions can build error free.
missing newline and error with = instead of == in travis yml