Merge branch 'master' into eddie/script_from_wire

diff --cc CHANGELOG
index af9642d666fbbee9671e281e353120025ae2d944,5535ce4187f04b2b44785eb92b6269329e97b62c..b54897d89ec685ab2adaaa1262f839b5546c543d
--- 1/CHANGELOG
--- 2/CHANGELOG
+++ b/CHANGELOG
@@@ -2,13 -2,18 +2,24 @@@
  List of major changes and improvements between releases
  =======================================================
  
 +Yosys 0.9 .. Yosys 0.9-dev
 +--------------------------
 +
 + * Various
 +    - Added "script -select"
 +
  
+ Yosys 0.9 .. Yosys 0.9-dev
+ --------------------------
+ 
+  * Various
+     - Added "write_xaiger" backend
+     - Added "abc9" pass for timing-aware techmapping (experimental, FPGA only, no FFs)
+     - Added "synth_xilinx -abc9" (experimental)
+     - Added "synth_ice40 -abc9" (experimental)
+     - Added "synth -abc9" (experimental)
+ 
+ 
  Yosys 0.8 .. Yosys 0.8-dev
  --------------------------