Entities indexing fixed (ignore headers using fromRow property)
OPAL-2077: Rename a table of an Hibernate datasource
OPAL-2077: test binary_vector
OPAL-2077: Overriding equals and hashCode for AbstractDatasource and AbstraceValueTable
OPAL-2077: Reverting equals and hashCode for VariableBean
OPAL-2077: Reverting space
OPAL-2077: Cleaning comments
OPAL-2077: Cleaning comments
OPAL-2077: getDatasource should not initialise the datasource
OPAL-2077: Formatting code, uncommenting a test
OPAL-2077: Using assertThat instead ofg assertTrue
Merge pull request #57 from emorency/OPAL-2077

OPAL-2077: Rename table with testcase
OPAL-2077: Fixing PMD warnings
Merge pull request #58 from emorency/OPAL-2077

OPAL-2077: Fixing PMD warnings
OPAL-2084: Filtering null before transforming list of variables
Merge pull request #59 from emorency/OPAL-2077

OPAL-2084: Filtering null before transforming list of variables
* Value.getValue() is never null but throws NullPointerException * Replace @Nonnull by @NotNull
* Attribute.getNamespace() is never null but throws NullPointerException
Fix PMD
Fix FindBugs