pseudo reader (working fine except test/srfi.scm nested comment)

update gauche native procedure generated from info.

small stub mode fix
suppress warnings
make non-greedy match
fix some of warnings
order functions
improve reader
continue to cleanup code
improve pseudo reader
continue to improve everything.
read method information from info.
fix
cleanup when unload gosh-config
prepare to MELPA
a lot of change!
many changes
rename
gosh-backend-* -> gosh-eval-*
gosh-sticky-* -> gosh-eval-*
cleanup code
remove flymake
improve gosh symbol handling
fix BNF
fix
fix test
refactor for completion
fix
fix
cleanup temp file
remove non necessary save-excursion
improve clean up
improve for cygwin.