x0d: fixes mainHandler result evaluation

Change-Id: I94bf0c49234efba5112c98ab9193e22e58d909c6
x0d: added --dump-ast command line option

Change-Id: Iab8dccbd166a3494fffbf845974acb18a949169d
x0d: cleanup

Change-Id: Ibdbf07eab9bd11a18de8bcb7c64a7ddb91b06148
flow: cleanup

Change-Id: I35471962d86d298654395f81608dea2c4ebf8d99
ChangeLog: update

Change-Id: I2a362eac4b78c5583a8b8dc94dc4839bf2387602
flow: VM documentation

Change-Id: I1b97e79bb6230ff98b5e875e8909a42813a866ea
flow: beautyfied IR dump

Change-Id: Ia53d68289a7bd1ef22caadce8c8c5f68c666ebfb