New WebServices for querying MongoDB
Merge branch 'develop' of github.com:opencb/opencga into develop
VariantVCfMongoDW uses VariantDBWriter instead of VariantWriter
Performance optimizations when inserting variants into Mongo (both for Mongo-only and Monbase)
VariantStudy renamed to VariantSource, fields in Mongo and HBase reorganized accordingly
Minor changes
Mongo credentials properly checked when writing to Mongo or Monbase
Merge branch 'develop' of github.com:opencb/opencga into develop
Create README.md
Update README.md
Update README.md
Added headers for hbase
Merge branch 'develop' of https://github.com/jmmut/opencga into develop
AlignmentRegionHBaseDataWriter uses HBaseManager
Added new schema in Alignment.proto
Merge branch 'develop' of github.com:j-coll/opencga into develop

Conflicts:
	opencga-storage/src/main/java/org/opencb/opencga/storage/alignment/AlignmentRegionHBaseDataWriter.java
Improved AlignmentProtoHelperTest.
Merge branch 'develop' of https://github.com/j-coll/opencga into develop
Implemented toProto with new schema. Doesn't compile.
Computed bucket overlaps in AlignmentRegionHBaseDataWriter.