lzma missing files arg_parser.* added

Seems the lzma (/third_party/lzma.js/) modul is missing the "arg_parser.h"
and "arg_parser.cc" files.
Added the files from:
   http://fossies.org/linux/misc/lzip-1.15-pre1.tar.gz
make asm.js compilation check case-agnostic
don't break on trying to eval FUNCTION_TABLE_OFFSET in multi-level alias resolving
refactor mouse movement handling from SDL into Browser
use Browser mouse calculations in glut
use Browser mouse calculations in glfw
fix typo in paper
Merge pull request #1171 from BioKom/incoming

 lzma missing files arg_parser.* added
do not index functions in post
option to alias function pointer indexes across types
refactor code to generate empty function tables
handle the case of no function tables with aliasing function pointers
future proof a test
add testing for aliasing function pointers
remove obsolete comment
emit each function table of its own size
fix some gl sigs
forward gl emulation sigs
fix separate table function pointer initial value
enable aliasing function pointers by default in -O2