Some changes to make the testing script run on mac, too, + a multithreaded server for riot

riot/install.sh

@@ -1,12 +1,29 @@
 #!/bin/bash
-RIOT_BRANCH=master
+set -e
 
-BASE_DIR=$(readlink -f $(dirname $0))
+RIOT_BRANCH=master
+BASE_DIR=$(cd $(dirname $0) && pwd)
 if [ -d $BASE_DIR/riot-web ]; then
     echo "riot is already installed"
     exit
 fi
 
+# Install ComplexHttpServer (a drop in replacement for Python's SimpleHttpServer
+# but with support for multiple threads) into a virtualenv.
+(
+    virtualenv $BASE_DIR/env
+    source $BASE_DIR/env/bin/activate
+
+    # Having been bitten by pip SSL fail too many times, I don't trust the existing pip
+    # to be able to --upgrade itself, so grab a new one fresh from source.
+    curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
+    python get-pip.py
+
+    pip install ComplexHttpServer
+
+    deactivate
+)
+
 cd $BASE_DIR
 curl -L https://github.com/vector-im/riot-web/archive/${RIOT_BRANCH}.zip --output riot.zip
 unzip -q riot.zip