Made program check specific Showclix seller event lists, added option to type out link to tickets page when found, small updates

-Made Browser check specific seller event list for each event
--Was only checking PAX Prime before
-Added some javadocs
-Added argument option: typelink
--Types out link found when added, then hits enter
-Added KeyboardManager.java
--Can type out links pretty fast
--Should only use keys found on default QWERTY keyboards
--Types ? if character is unknown
-Added specific references to each
-Made Status minimize to tray automatically scale picture to correct size (from hard-coded size)
-Made Status dispose remove tray icon (and close program)
-Added a few nullchecks
-Changed version to 1.4.1
Made Instructions tab use HTML, small updates

-Made Instructions tab use HTML
--Simple HTML only -- hyperlinks, bold, italics, lists, headings
-Made Instructions.html in GUI package contain duplicate of Instructions HTML for easy formatting/editing
-Made getShowclixLink() use HTTPS instead of HTTP
-Made openLinkInBrowser(URL) method (overload of openLinkInBrowser(String))
-Made method for adding data used (instead of direct variable references) in Browser
-Renamed "Seconds Between Website Updates" to "Seconds Between Website Checks" (more clarity) on Setup GUI
-Made typeLinkNotification method in KeyboardManager
-Changed version to 1.5.0
-Removed throws Exception from main() method (unnecessary)
Modified Instructions tab again, modified KeyboardManager

-Instructions tab contains more hyperlinks, more information, clearer instructions
-Made KeyboardManager wait 500 milliseconds after hitting ENTER before typing again
-Made typeString() not throw IllegalArgumentException to Thread using it if an invalid character is typed
--Now handles the exception and types a ?
-Made getCharUnshifted() return the proper unknown character to type ('/' instead of '?')
--'?' throws an IllegalArgumentException when typed
-Changed version to 1.5.1