Added more overloaded equal(...) methods.
Added equal(...) methods for arrays.
Minor fix: The root's last-modified-timestamp was not set.
Freezing Entity's hashCode.
Ensuring hashCode is never 0 as this indicates we didn't evaluate it
yet.
Merge branch 'master' into #33

Conflicts:
	co.codewizards.cloudstore.local/src/main/java/co/codewizards/cloudstore/local/transport/FileRepoTransport.java
Merge branch 'master' into #33

Conflicts:
	co.codewizards.cloudstore.local/src/main/java/co/codewizards/cloudstore/local/transport/FileRepoTransport.java
Cannot render diff, as the current commit has multiple parents
Merge branch '#33' of ssh://github.com/cloudstore/cloudstore into #33