Synchronize text in localchannels.txt and localchannels.tex.

(issue #16963)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@253260 65c4cc65-6c06-0410-ace0-fbb531ad65f3

doc/localchannel.txt

@@ -320,7 +320,7 @@ This following dialplan will not perform as expected.
 exten => 2,1,Dial(SIP/PHONE_B,,L(60000:45000:15000))
 
 [internal]
-exten => 4,1,Dial(Local/2@services);
+exten => 4,1,Dial(Local/2@services)
 
 By default, the Local channel will try to optimize itself out of the call path.
 This means that once the Local channel has established the call between the
@@ -342,12 +342,12 @@ channel specific information.
 In order to make this behave as we expect (limiting the call), we would change:
 
 [internal]
-exten => 4,1,Dial(Local/2@services);
+exten => 4,1,Dial(Local/2@services)
 
 ...into the following:
 
 [internal]
-exten => 4,1,Dial(Local/2@services/n);
+exten => 4,1,Dial(Local/2@services/n)
 
 
 By adding /n to the end, our Local channel will now stay in the call path and
@@ -362,7 +362,7 @@ discuss the information associated with the channels:
 2) Asterisk accepts the INVITE and then starts processing dialplan logic in
    the [internal] context.
 
-3) Our dialplan calls Dial(Local/2@services);  <-- notice no /n
+3) Our dialplan calls Dial(Local/2@services)  <-- notice no /n
 
 4) The Local channel then executes dialplan at extension 2 within the [services]
    context.
@@ -373,11 +373,11 @@ discuss the information associated with the channels:
 6) SIP/PHONE_B then answers the call.
 
 7) Even though the L option was given when dialing the SIP device, the L
-   information is stored in channel that is doing the dial... which is the local
+   information is stored in the channel that is doing the Dial() which is the Local
    channel, and not the endpoint SIP channel.
 
 8) The Local channel in the middle, containing the information for tracking the
-   time allowance of the call is then optimized out of the call path, losing all
+   time allowance of the call, is then optimized out of the call path, losing all
    information about when to terminate the call.
 
 9) SIP/PHONE_A and SIP/PHONE_B then continue talking indefinitely.
@@ -402,7 +402,7 @@ There are two workarounds for the above described scenario:
    exten => 2,1,Dial(SIP/PHONE_B)
    
    [internal]
-   exten => 4,1,Dial(Local/2@services,,L(60000:45000:15000));
+   exten => 4,1,Dial(Local/2@services,,L(60000:45000:15000))
 
 Local channel modifiers
 =======================