Merge pull request #2 from whitelynx/master

Added browser support
Added travis
Added bower support
Updated version to 0.0.3
Replaced int32 usage with uint32 according to SFA spec.
Added flags/offsets for geometries with Z/M/SRID in PostGIS and SQL/MM part 3 (E)WKB.
Added support for parsing WKB geoms with Z/M/SRID in PostGIS or SQL/MM part 3 format.
Added #hasM() and #hasZ() methods to all geometry types.
Added support for setting & using default endian in BinaryWriter.
Added BinaryWriter#writeEndianFlagInt8().
Changed *.toWkb() to support the `bigEndian` option.
Fixed default-endian write functions and writeEndianFlagInt8().
Corrected data type of SRID field to unsigned.
Work in progress.