changed some stuff

Fixed autocancel() to revert back to previous
And now if the is a buy there can only be a sell
Added minimum profit to sell threshold
Added som code
some more changes
modified balance check on buy/sell
fixed error with logfile write
updated with mcfundashs connection fix
Merge remote-tracking branch 'upstream/master'

Conflicts:
	auto.py
Merge pull request #17 from Swejenk/master

Only allow one buy/sell at the time