update klayout to 0.27.4
0.27.4 contains bug fixes on DRC and LVS.
Changelog:
- Enhancements: Some enhancements on the 2.5d view (e.g. live layer color update, z only scaling, wire frames, etc.)
- Enhancement: simple versions of DRC with_holes/without_holes without parameters
- Enhancement: LVS netlist compare performance improvements in certain cases
- Enhancement: #914 Make "tap" function available in reader mode
- Bugfix: Decent error message (not crashing) when trying to create a cell or layer on an empty panel
- Bugfix: DRC crash
- Bugfix: Crash when deleting a hierarchical PCell library from Python
- Bugfix: Spice reader ignores last line
- Bugfix: Fill Tool crashes
- Bugfix: border case GDS file behavior restored
- Bugfix: Font path can be selected for standalone "Basic" library
- Bugfix: Python module does not build from sources
- Bugfix: Typo in separation_check signature
- Bugfix: Clarification of device parameter compare on LVS
A complete list of changes can be found at https://www.klayout.de/development.html