-added the initial header (#) at the top of the file to be consistent with other .md files
Changes to Bundles and Projections page:
-added the initial header (#) to be consistent with other .md files
-removed instances of ">" and replaced them with ">" for easier readability and to be consistent with other .md files
-fixed misspelling in opening description ('a' > 'as')
-updated the subsection headings to match the file menu options in CAVE
-updated the first screenshot for deleting bundles to be consistent with how CAVE currently looks
-update text referring to menu items to match CAVE
