1) Read charges from cif file and add it to special OBPair.

2) New Function in OBPairTemplate GetGenericValueDef(const ValueT &def_val).
Return specified default value if the data is not exist.
Added support for old version of GLIBC
Merge branch 'GLIBC24'
Fix some scan coverity reports
Allow setting the formula multiple times.

The current scheme only allows for one formula per molecule, but
there is no restriction on calling SetFormula multiple times. If
this happens, there is a double delete OBPairData call.
Fix for dbl bond stereo in 2d layout
Previously dbl bond stereo was corrected after the everything else was laid out. This caused clashes. Now it's laid out after the initial layout and before the systematic layout. This should also give a small speed up (dbl bonds with stereo are not subject to the systematic layout)
Merge pull request #40 from baoilleach/depictionCTstereo

Fix for dbl bond stereo in 2d layout
scripts/openbabel-python.i: Revert shared_ptr changes

This reverts part of ce178cbbd3182aa3ef5729d2133f497248cf5250.
Merge pull request #41 from Reinis/revert_shared_ptr_in_py

scripts/openbabel-python.i: Revert shared_ptr changes
Fix for earlier commit to restore MCDLformat functionality
- implementBondStereo added back to mcdlutil.cpp.
Merge pull request #43 from baoilleach/depictionCTstereo

Fix for earlier commit to restore MCDLformat functionality
Reset maximum InChI size to 65534 as suggested by Maciek.
Merge branch 'master' of github.com:openbabel/openbabel
Updating gaff results for testcase. These were failing since Roger's updates for MDL Valence.
Update Java, Perl and Python bindings to work without Eigen installed. More bindings to come.~
Ensure that the OBAlign tests are built for either EIGEN2 or EIGEN3
Fix problems compiling JSON formats with MSVC
* OBAPI should not be used with template classes such as OBPairTemplate
Adjust SVG title to avoid cryptic "OBDepict" string.
scripts/openbabel-python.i: Revert shared_ptr changes

This reverts part of ce178cbbd3182aa3ef5729d2133f497248cf5250.
Reset maximum InChI size to 65534 as suggested by Maciek.