Added Asymm-Large-2D t90 figure to thesis.
Created scripts and journal_figures directories for organization.
Update/add figures. Rename data names. Correct particle file.
  - Updates xline_proximity_figures to use the latest version of simprogs
  - Added several thesis-related figures
  - LineCuts and XProx both rename data using COORD_SYSTEM and MVA_FRAME
  - In Magnetopause orientation, XProx will place the color image to the left.
  - Which knows the correct location of the 2D-NEW electron distribution files.