Test solc-js with v0.5.0

Reverts part of edd80a9

Author: axic

test/externalTests/common.sh

@@ -37,7 +37,7 @@ function setup_solcjs
 
     cd "$dir"
     printLog "Setting up solc-js..."
-    git clone --depth 1 -b master https://github.com/ethereum/solc-js.git solc
+    git clone --depth 1 -b v0.5.0 https://github.com/ethereum/solc-js.git solc
 
     cd solc
     npm install
@@ -107,7 +107,7 @@ function force_solc_truffle_modules
         if [ -d "$d" ]; then
             cd $d
             rm -rf solc
-            git clone --depth 1 -b master https://github.com/ethereum/solc-js.git solc
+            git clone --depth 1 -b v0.5.0 https://github.com/ethereum/solc-js.git solc
             cp "$1" solc/soljson.js
         fi
     )

test/solcjsTests.sh

@@ -40,7 +40,7 @@ VERSION="$2"
 DIR=$(mktemp -d)
 (
     echo "Preparing solc-js (master)..."
-    git clone --depth 1 --branch master https://github.com/ethereum/solc-js "$DIR"
+    git clone --depth 1 --branch v0.5.0 https://github.com/ethereum/solc-js "$DIR"
     cd "$DIR"
     # disable "prepublish" script which downloads the latest version
     # (we will replace it anyway and it is often incorrectly cached