Added new descriptions for progs

www/data/programs/desc/All in One/Features.markdown

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+##Some *(not all)* features:
+
+- Show registered file extensions
+- Shutdown PC, Restart PC
+- Change the size and text of the start-button
+- Change the system time
+- Disable the screensaver
+- Read your system rights
+- Show runnign processes
+- Hide multiple system elements (taskbar, clock, TNA, startbutton ...)
+- List installed software
+- Show Mac address, ip address, ie version, win version
+- Get Special windows paths
+- Set any window to fullscreen
+- Maximize, minimize, hide, kill, highlight any window
+- Convert Roman numbers and arabic numbers into each other
+- Execute cmd-commands
+- List all window captions
+- Delete itself (without a trace)
+- Make a screenshot