Add autoload checker

build/autoloaderchecker.sh

+#!/usr/bin/env bash
+
+#Make sure we are on the latest composer
+if [ -e "composer.phar" ]
+then
+    echo "Composer found: checking for update"
+    php composer.phar self-update
+else
+    echo "Composer not found: fetching"
+    php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
+    php -r "if (hash_file('SHA384', 'composer-setup.php') === 'e115a8dc7871f15d853148a7fbac7da27d6c0030b848d9b3dc09e2a0388afed865e6a3d6b3c0fad45c48e2b5fc1196ae') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"
+    php composer-setup.php
+    php -r "unlink('composer-setup.php');"
+fi
+
+REPODIR=`git rev-parse --show-toplevel`
+
+#Redump the autoloader
+echo
+echo "Regenerating autoloader"
+php composer.phar dump-autoload -d $REPODIR
+
+files=`git diff --name-only`
+composerfile=false
+for file in $files
+do
+    if [[ $file == lib/composer/* ]]
+    then
+        composerfile=true
+        break
+    fi
+done
+
+echo
+if [ $composerfile = true ]
+then
+    echo "The autoloader is not up to date"
+    echo "Please run: bash build/autoloaderchecker.sh"
+    echo "And commit the result"
+    exit 1
+else
+    echo "Autoloader up to date. Carry on"
+    exit 0
+fi