Add libbacon, misc extensions and compatibility layer
Prevent build failure due to -Ddouble=__grub_poision.
Import libpare-1.1.1 as wip/libpare.
Pointer Array Regular Expression matching.

Add libpare, pointer array regular expression lib.
Import twintk-0.9.3 as wip/twintk.
Terminal windows toolkit.
Add twintk, terminal windows toolkit.