add option to score receptor or ligand conformation with a different table
Remove spurious export.
Fix typo.
Add 2.1.1 changes.
Fix typo.
fix 10.9 compilation without enable c++11

(cherry picked from f762e91940ff)
fix finding of git version on master

close #586
add interface to use variable dimension grid
update script
Add the PMI module as a submodule.

Closes salilab/pmi#47.
Add a tolerance.
Remove test of removed method.
We don't generate surfaces any more.
update reference
Bump IMP.pmi version.
update idock protocol to use soap_score instead of FiberDock
do not require experimental data for setting of the excluded volume and hydration layer density parameters
fix some headers
Run on master branch now too.
idock doesn't need FiberDock/reduce any more.