removed TODO's from sessionmanager
fix reconnecting for concentrator and  auctioneer
Merge branch 'development_bjorn' of https://github.com/flexiblepower/powermatcher into development_thijl
add some java doc and formatting
Merge branch 'development_bjorn' of https://github.com/flexiblepower/powermatcher into development_thijl
Added javadoc to most api project classes