more fixes to run HooksTest with both JDK 6 and 7
Made Berkeley graph database mimic read only functionality of object database.
Also check global config for object_durability config option.
Merge pull request #708 from jdgarrett/object-durability-config-fix

Also check global config for object_durability config option.
Made the parsing of timestamps more flexible.
Merge pull request #710 from jdgarrett/timestamp-fix

Made the parsing of timestamps more flexible.
Change hooks functional test assertion because when built with Java6 the exception message set by the script is lost
Merge branch 'bdb-graph-read-only' of github.com:jdgarrett/GeoGit into jdgarrett-bdb-graph-read-only
Add missing set of database read only mode in JEGraphDatabase
update version from 0.8-SNAPSHOT to 0.9-SNAPSHOT
remove unintended cyclic dependency