Merge pull request #1273 from fabriziofortino/master

Create Link Command improvement when the destination field is a @RID
1. LINK test was fixed.
2. Replica merge was extended to support different kind of records.
Update readme.txt

Added the *mvn clean test* command to run tests against the graphed edition.
Added the *ant clean installg* command to build the graphed edition
Added the link to download Apache Maven
Merge pull request #1274 from giastfader/patch-2

Update readme.txt
Fixed issue #1266 about losing precision in conversion from Float to Double
Merge branch 'master' of https://github.com/nuvolabase/orientdb
Fixed issue in case while iterating records a low-level record is raised: the iterator continues but returns null
JMX address in tests was changed to 127.0.0.1
JMX port was changed
Fixed issue #1272. Fixed protocol version for tombstones.
JMX url was changed
Merge remote-tracking branch 'origin/master'
RMI registry URL was changed.
RMI registry URL was changed.
RMI server port was changed to localhost
Minor: added sub-exception in case of error in cfg
OSQLMethod : allow custom implementation of methods
Fixed bug on parsing CSV text
Linear hashing tests were added.
FIxed issue #1280