First import of orca input/output format files
First import of exyz file format  (extended xyz format)
Merge pull request #75 from lenkd/devOpenbabel

new formats - orca output files and extended xyz files
Set default force fields to MMFF94.
Merge branch 'master' of github.com:openbabel/openbabel
Suppress cout unless verbose option set
Fix use of & instead of && in "if" statement.
Merge pull request #77 from nextmovesoftware/Bugfix_WrongAND

Fix use of & instead of && in "if" statement.
Bigfix: Do not include header for DiverseConfGen if Eigen isn't present. (As there is no definition present, and this will cause linker errors when linking bindings against the library.)
Merge pull request #78 from nextmovesoftware/BugFix_EigenDiverseConfGen

Bigfix: Do not include header for DiverseConfGen if Eigen isn't present....
Merge pull request #76 from mcs07/cif

Suppress cout in CIF format unless verbose option set
Deal properly with multiple molecules with multi-line properties.

per discussion on the list under "obabel: Converting sdf with multi-line properties" and
suggestion from Chris Morley.
Merge pull request #79 from jeffjanes/multiline

Deal properly with multiple molecules with multi-line properties.
Add template for RN-CN2 guanidine bond typing.
Force field updates.

Make MMFF94 the default force field for everything (about time)
A variety of other minor fixes.