FLUID-5439: Added Panels.md
FLUID-5439: Added CompositePanels.md
Merge branch 'master' into FLUID-5439
FLUID-5439: LocalizationInThePreferencesFramework.md initial commit
FLUID-5439: LocalizationInThePreferencesFramework.md headers
FLUID-5439: LocalizationInThePreferencesFramework.md code and lists
FLUID-5439: LocalizationInThePreferencesFramework.md ProtoTree example
FLUID-5439: A few changes to address pull request comments.
FLUID-5439: Added the doc for conditional subpanels.
FLUID-5439: LocalizationInThePreferencesFramework.md links and styling
FLUID-5439: LocalizationInThePreferencesFramework.md revert to valign

GitHub strips out my style="vertical-align:baseline" when rendering
the markdown.
FLUID-5439: LocalizationInThePreferencesFramework.md add note for "line 15"
FLUID-5439: LocalizationInThePreferencesFramework.md edits
FLUID-5439: Added some docs for tutorial - creating a new adjuster UI.
FLUID-5439: Experimenting with having html code snippet in a table.
FLUID-5439: Added one tutorial doc CreatingANewAdjusterUI.md.
FLUID-5439: A few tweaks for CreatingANewAdjusterUI.md.
FLUID-5439: Improved Panels.md.
Merge branch 'master' into FLUID-5439
FLUID-5439: Add LocalizationInThePreferencesFramework.md to README