First chunk of work on single-cell-dynamics

Contains the following commits from the sampattavanich_2013 project:

initial commit
removed unneeded PIL import
improve progress reporting on server connection
added license
fixed markup in readme
updated requirements
refactored path/command templating in preparation for looping over all data
set group for session so we can see the data
stash deltaT info for movie frames
added a comment regarding the group setting code
use actual deltaT for timestamps
lower timestamp font size a bit
raise movie quality a little
move processing into a function in preparation for parallelization
improve movie quality
process all wells using multiprocessing
added scale bar
removed a couple of superfluous function calls
cap multiprocessing pool size at actual number of cpus
updated readme to reflect some code changes
commented render.py
fixed typo in ffmpeg command line
change frame directory naming convention to match Pat's
change output to movies/ and support single-well processing from the command line
added script to build html from platemap
make ligand/inhibitor renames more self-documenting
force dtype of some columns to float
change output directory
begin html output framework
first pass at usable html output
implement -m option (minimal mode - don't copy media)
popup dialog tweaks
add inhibitors
lazy-load popup media files and switch to mediaelement.js
encode with H.264 "main" profile, level 3.0
  ensures reasonable mobile device compatibility
don't autoplay video
switch to local copy of jquery-ui for fix of jquery-ui issue 9166
  native html5 video player was pausing when z-order of dialog changed, due to
  jquery-ui implementation of removing the dialog div from the dom and re-adding
  it (html5 media pauses when element is removed from the dom). jquery-ui commit
  e263ebda99f3d414bae91a4a47e74a37ff93ba9c fixed this.
fix remaining issues with video player
comment main.js
add useful dialog titles and table header titles
make row header title un-rotated
implement anchor scheme for popup divs for reasonable accessibility
reworked table row headers
prepare for merge into hmslincs
moved sampattavanich stuff into appropriate places in source tree
got sampattavanich_2013 into a working state within this project
removed local gitignore
renamed sampattavanich_2013 to _2014 and finished porting to hmslincs
added version of page for EKAR data
added per-well csv data downloads
added expository text; pointer cursor for table cells
removed pandas from requirements
refactored sampattavanich_2014 ekar version into single_cell_dynamics
content tweaks
Merge pull request #259 from jmuhlich/single-cell-dynamics

Single cell dynamics