Merge pull request #1 from krakjoe/param_analysis

Param analysis
fixed symbol lookup error
opt_parse: replay changes from userland into outargs struct
Fuse.opt_parse: directly operate on fargs instead of going the extra round-trip with av_c
opt_parse: re-assign the changes from fargs to the original values
commented out debugstuff
added the opt_parse stuff to the fuse class in ex4
create and use opts in opt_parse
format specifiers