rework repository layout
compliant: added assert
renamed pythonium_generate_js to compliant_generate_js
compliant: added tests for break and fixed nested loops
compliant: added tests for break in a while loop
compliant: added tests for continue in while and for loops
compliant: implemented del without slice support
compliant: implemented del without slice support
compliant: added a test for if/elif/else
compliant: fixed mro, repr, lambda with full signature
compliant: fixed truth in Pythonium
compliant: added support for IfExpr aka. SPAM if EGG else FOOBAR