Register upgrade (#2)

* Update init to take an optional Steam ID. Add register for steam game. Remove url from cmd line params to launched game.

* Start on a build script

build.py

@@ -0,0 +1,60 @@
+import os
+import subprocess
+import sys
+import shutil
+from contextlib import contextmanager
+
+
+SCRIPT_PATH = os.path.dirname(os.path.abspath(__file__))
+
+
+@contextmanager
+def cd(new_dir):
+    """ Temporarily change current directory """
+    if new_dir:
+        old_dir = os.getcwd()
+        os.chdir(new_dir)
+    yield
+    if new_dir:
+        os.chdir(old_dir)
+
+
+def mkdir_p(path):
+    """ mkdir -p """
+    if not os.path.isdir(path):
+        os.makedirs(path)
+
+
+def build(build_path, generator, options):
+    mkdir_p(build_path)
+    with cd(build_path):
+        initial_cmake = ['cmake', SCRIPT_PATH]
+        if generator:
+            initial_cmake.extend(['-G', generator])
+        for key in options:
+            val = 'ON' if options[key] else 'OFF'
+            initial_cmake.append('-D%s=%s' %(key, val))
+        subprocess.check_call(initial_cmake)
+        subprocess.check_call(['cmake', '--build', '.', '--config', 'Debug'])
+        subprocess.check_call(['cmake', '--build', '.', '--config', 'Release'])
+
+
+def main():
+    os.chdir(SCRIPT_PATH)
+    if sys.platform.startswith('win'):
+        generator = 'Visual Studio 14 2015'
+        build(os.path.join(SCRIPT_PATH, 'builds', 'win32-static'), generator, {})
+        build(os.path.join(SCRIPT_PATH, 'builds', 'win32-dynamic'), generator, {'BUILD_DYNAMIC_LIB': True})
+        generator = 'Visual Studio 14 2015 Win64'
+        build(os.path.join(SCRIPT_PATH, 'builds', 'win64-static'), generator, {})
+        build(os.path.join(SCRIPT_PATH, 'builds', 'win64-dynamic'), generator, {'BUILD_DYNAMIC_LIB': True})
+        # todo: this in some better way
+        src_dll = os.path.join(SCRIPT_PATH, 'builds', 'win64-dynamic', 'src', 'Release', 'discord-rpc.dll')
+        dst_dll = os.path.join(SCRIPT_PATH, 'examples\\button-clicker\\Assets\\Resources\\discord-rpc.dll')
+        shutil.copy(src_dll, dst_dll)
+        dst_dll = os.path.join(SCRIPT_PATH, 'examples\\unrealstatus\\Plugins\\discordrpc\\Binaries\\ThirdParty\\discordrpcLibrary\\Win64\\discord-rpc.dll')
+        shutil.copy(src_dll, dst_dll)
+
+
+if __name__ == '__main__':
+    sys.exit(main())