fixed memory leaks in command.c
Fix a small typo

(`Invalud' -> `Invalid')
Merge pull request #197 from SamWhited/patch-1

Fix a small typo
Merge pull request #196 from pasis/memleaks

Fixed memory leaks in command.c
Tidied help
Fixed naming clash for roster help
Coloured contact and subscription in /roster and /group output
Fix autocompletion of quoted strings - WIP

Needs some refactoring
Need to use unicode functions in:
    parser.c
    autocomplete.c
Removed debug
Down arrow adds current line to history and shows empty line
Merge branch 'master' into bookmarks
improved autojoin logic

Delete id handler after timeout (5sec) if response isn't received
Auto join maximum 5 conferences