Fixes #5992: clean old rudder-core test files
Merge pull request #719 from fanf/bug_5990/clean_up_rudder-core_test_resources

Fixes #5992: clean old rudder-core test files
Fixes #5995: Actually call the Javascript to resize the technique editor
Merge pull request #720 from ncharles/bug_5995/dev/call_js_to_resize

Fixes #5995: Actually call the Javascript to resize the technique editor
Merge branch 'branches/rudder/3.0'