Add files for binary commands
Add implementation of ws_builtin_cmd_bnot()
Add implementation for ws_builtin_cmd_band()
Add implementation for ws_builtin_cmd_bnand()
Add implementation for ws_builtin_cmd_bor()
Add implementation for ws_builtin_cmd_bnor()
Add implementation for ws_builtin_cmd_xor()
Merge pull request #301 from matthiasbeyer/add-binary_commands

Add implementation for binary command builtins
Fixed erroneous return with a continue

This bug stopped the flushing of the event queue by returning too early
Merge pull request #347 from TheNeikos/fix-input_event_loop

Fixed erroneous return with a continue
Add stub for destructing message on failure
Check whether there statement array is present before deleting it
Add implementation of destruct_message()