Adds event mock from bin/redscript to tests

This commit mocks out the event object and listeners found in the
bin/redscript file. Also changes inArr tests to take advantage of this.
Adds an increment to len variable

Increments `len` to make sure it doesn't get clobbered.
Merge branch 'master' of https://github.com/AdamBrodzinski/RedScript

Merges github pages