* Added new configuration option `block_bonus`, see `global.inc.dist.php`, default 0
* Added new transaction types: `Bonus` and `Orphan_Bonus`
* Changes transaction table structure, added upgrade SQL
* Changed findblock cron to credit bonus to finder
* Modified transactions class to reflect changes
Fixes#148
* Adjusted blockupdate cronjob
* Fetch block information via `gettransaction`
* Adjusted block class
* Only getAllUnconfirmed where confirmations > -1
* Adjusted transaction class
* added setOrphan method to mark orphaned transactions
* If block is orphaned
* Mark all related transactions as Orphan_*type*
* Set confirmations of block to -1 so it is ignored and marked as orphan
* Change transaction template, added listing for orphan transactions
* Add orphan status to block listings template