added cdk to deps and building fileapprove

deps/cdk-5.0-20161210/package/freebsd/pkg-descr

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+Cdk stands for 'Curses Development Kit' and it currently contains a large
+number of ready to use widgets which facilitate the speedy development of full
+screen curses programs.
+
+Each widget has the ability to display color, or other character attributes.
+Cdk comes with a attribute/color format command set which allows a programmer
+to add colors and characters attributes simply.
+
+WWW: http://invisible-island.net/cdk/