Remove estira dependency
don't need es5-shim
revert back to estira versnio
fix haschanged
bundle estira (it's tiny)
version 1.4.17'
testing infrastructure
wip testing
don't es6ify tests
fix the basic tests
default options tests
more tests
coverage
more tests, restructure
indicator tests
test the indicator refresh function
test insertrangeindex
dragging functional test, include css so it passes
handle resizing tests, waitforanimation helper
more resizing tests