initials only ...
new dataAccess util class that will house util methods for accessing
data

Added according skeleton test case
implemented position to index method
implementation of UnitTest for dataAccess methods
implementation of UnitTest for dataAccess methods
enabled using scaled units in positionToIndex for RangeDimensions
add OutOfRange check to positionToIndex for RangeDimensions
Merge branch 'dim_get_index' of https://github.com/jgrewe/pandora-1 into dim_get_index

Conflicts:
	test/TestDataAccess.cpp
[travis] add support for coveralls.io
Merge pull request #199 from gicmo/coveralls

[travis] add support for coveralls.io
changed return value of positionToIndex from int to size_t
positionToIndex for RangeDim no longer throws outOfBounds when ...

the requested position is outside the range of ticks. Using of fabs
instead of abs.
Merge pull request #198 from jgrewe/dim_get_index

Implementation of position to index methods

OK
[CMake] Set -Wno-deprecated-declarations for tests

CPPUNIT uses auto_ptr which is deprecated and generates a lot of
warnings that we don't care about.
removed warning (tautological-compare, unreachable-code)
removed unused variable in DataTagHdf5.cpp
Merge pull request #200 from gicmo/test_no_deprecated_warning

[CMake] Set -Wno-deprecated-declarations for tests
Merge pull request #201 from jgrewe/warnings

removed warning (tautological-compare, unreachable-code)

LGTM