Release v1.2

• Removed the use of duckWizard's submodules in the main directory.
• The env features are added automatically if indicated in the project.config.
• Main duckWizard's Makefile is renamed as duckWizard.mk.
• "Update duckWizard's files" is added to the main Makefile.

First release

• Linting
  • Verilator
  • SpyGlass
• Synthesis
  • Quartus
  • Yosys
• Simulation
  • Icarus Verilog
• FPGA test
  • Altera
  • Lattice