Refactored the CSS and fonts.
Moved the pmt JS file to shared folder.
Deleted the erroneous .png image files.
Refactored the sliders code.
Moved the preview files in shared folder.
Moved the custom adjusters JS file.
A filename rename.
Moved adjusters' html and messages to shared folder.
Split up the CustomAdjuster.js script to various adjuster and enactor
files.
Renamed the PMT JS file to PMTUIOSchema.js and moved it to PMT-specific
JS folder.
Some cleanup and comments.
Some cleanup and prefixing for clarity.
Some cleanup in my CSS.
Some cleanup.
Renamed "updateAdjusterUI" function to "updatePlusMinusAdjusterUI"
because it is only relevant there.