WM-Survey II

What's new:
- Data export of benchmarks and landmarks only.
- Feature designs included and can be exported as a .gps file.
- PTx Trimble branding.
Bug Fixes:
-Fixed: Units mismatched between Survey and Design.
-Fixed: Elevations not displayed at the same accuracy as the drainage settings.
-Fixed: Boundary error creating “bowtie” when duplicate points are recorded.
-Fixed: Incorrect folder on export and occasional empty folder on export.
-Fixed: The slope calculation between landmarks.