initial support for entry visual themes
added theme tag icon
store colors in Theme as int
code cleanup
checkbox in the tag dialog function now
update the theme of the entry editor on tag dialog exit to reflect the possible changes
implemented set theme buttons in the tag dialog
implemented tag and chapter category row option menus (only working method for now is rename tag category). small adjustments
implemented dismissing tag categories only and with the tags contained. fixed ConcurrentModficationException when dismissing tags
implemented renaming and dismissing chapter categories
implemented creating tag categories
do not use the fullscreen ui when the horizontal software keyboard is open
separated DialogTags from ActivityEntry so that it will be reusable by other activities
implemented editing tags in the tag categories
added a search box to the ActivityEntry and made some necessary adjustments
add three stock themes to the newly created diaries
do not show the category editing menu buttons for read-only diaries
code cleanup in and around entry parser
improved span handling in entry text editor. initial implementation of date link handling
further improvements to the span handling in entry text editor