#167 - add documnetation for filter pipe
#167 - add documnetation for filter pipe

petko5kov/zero-blocks,zdrawku/zero-blocks,simeonoff/zero-blocks,Infragistics/zero-blocks,petko5kov/zero-blocks,Infragistics/zero-blocks,zdrawku/zero-blocks,simeonoff/zero-blocks,simeonoff/zero-blocks,petko5kov/zero-blocks,zdrawku/zero-blocks,Infragistics/zero-blocks