Small fix.
added missing get_interpolated_velocity function
Merge branch 'master' of https://github.com/kessel/espresso
Added new MPI functions.
Some more fixes to Stefan's megamerge.
Updated UG to reflect the status of the EK project.
Merge pull request #154 from jdegraaf/Merged_EK_newest

Updated UG to reflect the status of the EK project.
Some fiex to electrokinetics docs.
fixed gpu implementation of [lbboundary delete]
merged