Test for method inheritance over wrapped subclasses
Fixes #546
Uncommenting other method inheritance tests.
Fixes #544
DRY propagateMethodChange
st.initClass call moved to st.removeMethod
initClass refactoring, no need for installSuperclass
Refactoring inheritedMethods to be copySuperclass-local.
Setup Amber as a Bower component
cli test runner lets the first failure/error fail visibly
Merge branch 'gh-546' of https://github.com/herby/amber into herby-gh-546

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Merge branch 'gh-544' of https://github.com/herby/amber into herby-gh-544

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Merge pull request #555 from herby/package-loader-etc

Package[Handler] etc. redesign
Merge pull request #556 from herby/cli-testrunner-show-failure

CLI test runner does not show the details of failure
window jQuery: foo -> foo asJQuery in non-Helios code
window jQuery: foo -> foo asJQuery
alert:  HLWidget -> Widget, plus prompt: and confirm:
Smalltalkizing methods, less use of jQuery global
PlatformInterface abstracting alert: etc. and ajax:
Widget inheriting alert: & Co. from InterfacingObject