Little tweaks
Add ImportCycleException
Add ObjectNotMutableException
Add import/export table
Implement import & export functions
Add tests for import & export functions
Rename AssertEqual() to AssertEquals()
Fix MORE bug in Get()
Use Number() instead of NumberMake() where appropriate
Add missing default parameters for methods
Add flags field to Object
Add method self to Object
Change form C99 to GNU99 (C99 + GNU extensions)
Further work
Change font on website to Avenir Next
Tweak layout a little
Fix building of website (rendering markdown)
Fix little whitespace issue
Enable disabled array tests again
Tweak layout a bit