Fix ``` secions.

documentation/documentation.md

@@ -118,8 +118,9 @@ serve as an example for building more complex call control logic.
 
 To invoke the B2BUA use the following command:
 
-```python b2bua_simple.py [-f] [-L logfile] [-l local_ip] [-p local_port] [-n
-remote_ip]```
+```
+python b2bua_simple.py [-f] [-L logfile] [-l local_ip] [-p local_port] [-n remote_ip]
+```
 
 Options enclosed in square brackets are optional.
 
@@ -186,9 +187,11 @@ IEFT draft.
 
 #### Synopsis
 
-```python b2bua_radius.py [-fDu] [-l local_ip] [-p local_port] [-P pidfile] [-L
-logfile] [-s static_route] [-a ip1[,..[,ipN]]] [-k 0-3] [-m max_ctime] [-A 0-2]
-[-r rtp_proxy_contact1] [-r rtp_proxy_contact2] ... [-r rtp_proxy_contactN]```
+```
+python b2bua_radius.py [-fDu] [-l local_ip] [-p local_port] [-P pidfile] [-L logfile]
+  [-s static_route] [-a ip1[,..[,ipN]]] [-k 0-3] [-m max_ctime] [-A 0-2]
+  [-r rtp_proxy_contact1] [-r rtp_proxy_contact2] ... [-r rtp_proxy_contactN]
+```
 
 Options enclosed in square brackets are optional. The following options are
 available: