don't try connecting multiple times
might fix some other connection-related problems
Add option to start app on android start

Needs new permition RECEIVE_BOOT_COMPLETED
Merge pull request #123 from ubergeek42/connection

don't try connecting multiple times
Merge pull request #122 from jspricke/autostart

Add option to start app on android start
Don't default autoconnect to true

* Defaulting to true means users have to enable autoconnect, then
  disable in order to prevent autoconnect.
* Previously autoconnect was disabled by default.
Implement Jsch UserInfo for better kbd-interactive support

* The default handler only supports prompts matching .*Password:,
  whereas FreeBSD prompts are Password for user@hostname: