add a simple shim to run most underscore tests; jQuery dependent tests fail because we don't have 'map', 'reduce', etc
testcase for case fallthrough bug
some more underscore test shimming, many cases now run properly
makefile: don't stop at underscore errors (yet)
refine case fallthrough testcase
testcase for switch-case bug: code is accepted before first case
ditz issue update
fix a few assertions referring to (now removed) heap->mark_and_sweep_recursion_limit)
fix testcase expect
fix switch statement handling, fixes test-dev-bug-case-fallthrough.js and test-dev-bug-switch-code-before-case.js
release note update
ditz issue update