fix: support timeout mocks on ie8
fix: support timeout mocks on ie8

See http://www.adequatelygood.com/Replacing-setTimeout-Globally.html
for description of the problems and solutions.
Jasmine's boot.js already has this hack.

Closes #41

WalkMe/karma-jasmine,WalkMe/karma-jasmine,mastertheblaster/karma-jasmine,aln787/karma-jasmine,booktrack/karma-jasmine,karma-runner/karma-jasmine,remy/karma-jasmine,Tester3233/tester,booktrack/karma-jasmine,aln787/karma-jasmine,remy/karma-jasmine,karma-runner/karma-jasmine,mastertheblaster/karma-jasmine,Tester3233/tester