Moved config class into separate file.

Moved Goodreads and LDAP services into separate package.

cps/subproc_wrapper.py

@@ -43,3 +43,13 @@ def process_open(command, quotes=(), env=None, sout=subprocess.PIPE, serr=subpro
             exc_command = [x for x in command]
 
     return subprocess.Popen(exc_command, shell=False, stdout=sout, stderr=serr, universal_newlines=True, env=env)
+
+
+def process_wait(command, serr=subprocess.PIPE):
+    '''Run command, wait for process to terminate, and return an iterator over lines of its output.'''
+    p = process_open(command, serr=serr)
+    p.wait()
+    for l in p.stdout.readlines():
+        if isinstance(l, bytes):
+            l = l.decode('utf-8')
+        yield l