Merge pull request #12 from mlund/develop

merge
Load in DipoleAnalysis working. Wolf complete with field-functions.
Merge pull request #34 from bjornstenqvist/master

Merge w. bjorn
Fixed nasty bug in `NonbondedVector::i2all`; fixed xcode compilation
error; added NaN check to `Movebase`; Stockmayer example no longer
returns nan energy but still minor problem with acceptance when
comparing to test case.
Fixed q2quad in multipole analysis; Added new Rotate/translate move for
clustered groups
Merge pull request #13 from mlund/develop

Fixed stockmayer nan energies
Updated fernando's playground
Added volume calculation program; fixed `Geometry::calcVolume()` when
using non-zero prope radius.
More on fernando's program
Added Anil's hydrophobic interaction, generalized to many macromolecules
Working on Linux. Override overlap-check implemented as user-input in input-file.
Only my files
Some wolf-constants were zero, now fixed.
More hydrophobic
More SASA
Upgrade cmake requirement to match mpi; iterator header fix for linux;
update readme
Clang compilation flag for linux
Merge pull request #14 from mlund/develop

Develop
akurut playground
Minor changes