Add DCD trajectory files
Remove trajectory directory
Add MSD analyzer and DCD trajectory to python wrappers
Add documentation to MSD analyzer
Added MSD analyzer
Add C++ setters to Trajectory and export to Python
+ Needs vector wrappers to be useful at Python interfaces
+ Fix periodic wrap bug in DensityProfile
Add dcd class; create a pointer to another trajectory type for initial configuration and position data; check that user asks for a compatible file type
Change dcd initial trajectory to python trajectory; remove dcd class add function
Set up connection to python for DCD trajectory
Merge branch 'master' of https://github.com/mphoward/mdalyzer