README.md: document what "boolean" means
README.md: bike shedding / cosmetics

Replace "(foo)(bar)" with "(foo, bar)", break long lines.
run_tests.sh: don't return non-zero on broken or fixed tests

As requested by pancake.
Fix mips tests
Fix cmd_pm
Add more 'pm' tests
Fix a test
Use gnu on mips tests too
Fix a broken test
Fix (again) the pdj test
Mark Java tests as fixed \o/
Fix several ELF/PE/XBE and related tests to match latest changes in r2
Fix mach0
Add whitespace tests
Fix some tests and mark others as boken
Add some MIPS tests
More MIPS tests
Properly test relative addressing instructions on mips disasm
Mark the tiny elf tests as non-broken
Fixes dwarf regression test