Merge pull request #117 from bitovi/master

Fixes unminified build in firefox
include unminified distribution version
Merge pull request #121 from guybedford/master

include unminified distribution version
fixes #126, #124
Merge pull request #127 from guybedford/master

fixes #126, #124
Loader -> Reflect.Loader
Merge pull request #122 from guybedford/loader-rename

Loader rename
makes #129 work - toAbsoluteURL given a relative base