Renamed getMapcodeMedium/HighPrecision to getMapcodePrecision1/2
Renamed property mapcode to mapcodePrecision0 within class
Bumped version to 1.40.2-SNAPSHOT after 1.40.1 release
Set version back to 1.40.1 to match release on Maven Central Repository
Set version to 1.40.2-SNAPSHOT
Needed to revert change to POM for release of 1.40.1
Updated POM to 1.40.2 after release
Added checks for mapcode syntax checking
Merge pull request #2 from b0n541/master

Unicode handling and checking of high precision Mapcodes
Improved Unicode handling of Unicode pattern and throwing IllegalArgumentException for incorrect syntax
Improved Unicode handling of Unicode pattern and throwing IllegalArgumentException for incorrect syntax
Added convertToAscii method
Updated POM for release 1.40.2
Updated POM and release notes after release