Fixes language: "following allowing" -> "allowing"

Stops propagation of initially erroneous construct.

Change-Id: I2197de57cbac98e87fb39fa0dca4c691fe5e856f

HACKING.rst

@@ -219,7 +219,7 @@ These scripts are executed serially by ``exercise.sh`` in testing situations.
     set -o errexit
 
     # Print the commands being run so that we can see the command that triggers
-    # an error.  It is also useful for following allowing as the install occurs.
+    # an error.  It is also useful for following as the install occurs.
     set -o xtrace
 
 * Settings and configuration are stored in ``exerciserc``, which must be

exercises/aggregates.sh

@@ -20,7 +20,7 @@ echo "**************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 

exercises/boot_from_volume.sh

@@ -16,7 +16,7 @@ echo "*********************************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 

exercises/client-args.sh

@@ -13,7 +13,7 @@ echo "*********************************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 

exercises/client-env.sh

@@ -13,7 +13,7 @@ echo "*********************************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 

exercises/floating_ips.sh

@@ -13,7 +13,7 @@ echo "*********************************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 

exercises/neutron-adv-test.sh

@@ -20,7 +20,7 @@ echo "*********************************************************************"
 set -o errtrace
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 # Environment

exercises/sec_groups.sh

@@ -13,7 +13,7 @@ echo "*********************************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 

exercises/swift.sh

@@ -13,7 +13,7 @@ echo "*********************************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace
 
 

exercises/volumes.sh

@@ -13,7 +13,7 @@ echo "*********************************************************************"
 set -o errexit
 
 # Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
+# an error.  It is also useful for following as the install occurs.
 set -o xtrace