mention set_breakpoint as global mapping and fix typo.
parse option as an int
Merge pull request #31 from grota/master

Small documentation fix mentioning set_breakpoint as a command that is always active.
Merge pull request #32 from grota/fix_continuous_mode

Continuous mode: parse option as an int
Merge branch 'master' of github.com:joonty/vdebug
Merge branch 'master' into dev