2.3.9 stable backports (#10532)

* version: bump stable

* fix Sha3/keccak256 hash calculation for binaries (#10509)

https://github.com/paritytech/parity-ethereum/issues/10495

* verbose flag for cpp tests (#10524)

* Initial support sccache for windows build (#10520)

* Initial support sccache for win build

* show sccache stats

* cache paths for shared runners

* sccache status is in the script.

* removed windows test for now

* ethcore: remove eth social and easthub chain configs (#10531)

* Fix max_gas (#10537)

Fix max_gas

* build android with cache, win fixes (#10546)

* build android with cache!

* windows fixes

* windows fixes 2

* windows fixes 3

* windows fixes 4

* windows should have sccache variables in env variables

* Update light client harcoded headers (#10547)

* kovan #10643457

* ropsten #5296129

* foundation #7460865

* classic #7747585

* indentation

* morden #3973121

scripts/gitlab/build-linux.sh

@@ -47,5 +47,10 @@ echo "_____ Calculating checksums _____"
 for binary in $(ls)
 do
   rhash --sha256 $binary -o $binary.sha256 #do we still need this hash (SHA2)?
-  rhash --sha3-256 $binary -o $binary.sha3
+  if [[ $CARGO_TARGET == *"x86_64"* ]];
+  then
+      ./parity tools hash $binary > $binary.sha3
+  else
+      echo "> ${binary} cannot be hashed with cross-compiled binary (keccak256)"
+  fi
 done

scripts/gitlab/build-windows.sh

@@ -4,11 +4,14 @@ set -u # treat unset variables as error
 
 set INCLUDE="C:\Program Files (x86)\Microsoft SDKs\Windows\v7.1A\Include;C:\vs2015\VC\include;C:\Program Files (x86)\Windows Kits\10\Include\10.0.10240.0\ucrt"
 set LIB="C:\vs2015\VC\lib;C:\Program Files (x86)\Windows Kits\10\Lib\10.0.10240.0\ucrt\x64"
+sccache -s
 
 echo "__________Show ENVIROMENT__________"
 echo "CI_SERVER_NAME:   " $CI_SERVER_NAME
 echo "CARGO_HOME:       " $CARGO_HOME
 echo "CARGO_TARGET:     " $CARGO_TARGET
+echo "RUSTC_WRAPPER:    " $RUSTC_WRAPPER
+echo "SCCACHE_DIR:      " $SCCACHE_DIR
 
 echo "_____ Building target: "$CARGO_TARGET" _____"
 time cargo build --target $CARGO_TARGET --release --features final
@@ -44,3 +47,5 @@ do
 done
 cp parity.exe.sha256 parity.sha256
 cp parity.exe.sha3 parity.sha3
+
+sccache -s

scripts/gitlab/test-cpp.sh

@@ -10,7 +10,7 @@ DIR=parity-clib/examples/cpp/build
 mkdir -p $DIR
 cd $DIR
 cmake ..
-make -j $THREADS
+make VERBOSE=1 -j $THREADS
 # Note: we don't try to run the example because it tries to sync Kovan, and we don't want
 #       that to happen on CI
 cd -