fix lookup of undefined variables in interpreter
Adding possibility to start LK tests with optional world (query) parameters (e.g. quickLoad=false for testing without combined modules)
Fixing network test (reliability)
core: use getPrototypeOf instead of constructor.prototype for for  in Functions>>asScriptOf + tests
traits: split up remove logic
traits: Trait>>mixin can now be used for changeing the inheritance of objects
ide: fix styling of server workspace
ide: directory viewer improvements
Merge pull request #245 from timfel/master

Fix old Interpreter lookup of undefined variables
placeholders & layout:
fixed the bug, where layoutet morphs grew more than neccessary when adding a submorph using the hand.
ide: fix opening dire viewer
ide: fix opening dir viewer II
morphic/html: exporting html wrappermmorphs to html docs
rendering: for for vert/horiz scrollbar tester
l2l: logging client (de)registration
TAB-PANE: changed adjustClipping to hide overflow instead of scrolling, to fix a bug with the search.
Checked url before opening browser with user config
Beautification
issue #80:
changed the style editor to display the same content for the morphs name as the rename halo: morph.getName() || morph.toString()
also logging remote address