Update glut test.rs testcase
wrapper for glutSetWindowTitle
Merge pull request #15 from recrack/testcase

Update glut test.rs testcase
Merge pull request #18 from tkuehn/master

wrapper for glutSetWindowTitle
Merge pull request #19 from pcwalton/mac-precision

Implement precise mouse wheel handling and pinch-to-zoom on Mac.
wrapper for glutSetWindowTitle
Implement the idle callback