changed directory structure in .tools
small change in icon.svg
renamed calendar icon
Use calendar icon in admin menu and change position of eventlist pages in admin menu
added load_plugin_textdomain for multilanguage support

issue #24
updated textdomain in all admin translate functions

issue #24
updated textdomain in all remaining translate functions; some whitespace changes

issue #24
fix small bug
added some missing translate functions

issue #24
added some missing translate functions

issue #24
added german language files (translations not complete yet)

issue #24
added some missing translation function and some german translations

issue #24
added german translations for the widget options; changed some help texts of the widget

issue #24
load option helptexts (label, caption, description) only on admin page; moved helptexts to seperate file
some translation and helptext updates

issue #24
added external helptext file
moved more only on admin page required option information to external file
some whitespace changes
Moved widget items helptexts to separate file and only include them in the admin page
small fixes