[BUILD] added eol-bspline sources to src/openms/3rdparty
[BUILD] added PRIVATE_INCLUDES argument to openms_add_library

 * PRIVATE_INCLUDES will not be exported
[BUILD] added eol-bspline to openms as PRIVATE dependency
[INTERNAL] added BSpline2d draft to test eol-bspline usage
[DOC] updates to mac install documentation
wrapped bspline2d functionality and added test stub
[TEST] extended tests for BSpline2d
Merge pull request #5 from timosachsenberg/feature/eol-bspline

[TEST] extended tests for BSpline2d
[TEST] added bspline coefficent test
Merge pull request #6 from timosachsenberg/feature/eol-bspline

[TEST] added bspline derivative and coefficent test
[FIX] fixed use of undeclared identifier error in eol-bspline

see http://clang.llvm.org/compatibility.html#dep_lookup_bases
[TEST] fixed unused variable warning/error in BSpline test
[TEST] added ignore for 3rdparty parts of OpenMS
[BUILD,TEST] updated cppcheck module
[FEATURE] wrapped diagnostic ok() function of eol-bspline
Merge pull request #7 from timosachsenberg/feature/eol-bsplines

[FEATURE] wrapped diagnostic ok() function of eol-bspline
[FEATURE] added nX method to BSpline2d wrapper class
[INTERNAL] fixed comments, formatting and precondition
[DOC,NOP] documented use of PIMPL idiom in BSpline2d
remove ModelDescription from Feature, saving 152 bytes per Feature, i.e. 44%