Added support for minimizing window.
Fixed issue where reshape callback would be called multiple times due to conflicting window size messages on keyboard closure.
Fixed issue where changing orientation with the keyboard open would cause multiple reshape events.
Added missing glutStrokeWidthf and glutStrokeLengthf for mobile support.
Merge pull request #22 from rcmaniac25/git_master

Added support for minimizing window.
Fixed issue where reshape callback would be called multiple times due to conflicting window size messages on keyboard closure.
 Fixed issue where changing orientation with the keyboard open would cause multiple reshape events.
 Fixed issue where glutStrokeWidthf and glutStrokeLengthf were not included with stubs, so it failed to compile with mobile builds.