Added PointTypeMatcher that matches characters to point types
Added to Range static class general Create factory method
Fixed bug in RangeEqualityComparer Equals method
Added test for specific PoinType integer values assumption done by PointTypeMatcher
Added RangeBuilder for incremental building of ranges.
Removed Test from namespaces in test project.
Fix RangeEqualityComparer not handling empty ranges correctly
Added TextRangeParser with tests for valid text ranges.
Added tests for reporting invalid text ranges by parser.