[yocto] [yocto-docs][PATCH 07/11] documentation/dev-manual: clarify section on updating PR

[Paul Eggleton]

Setting PR = "r0" isn't mandatory, but is recommended. Also, there isn't
really any restriction on its format.

Signed-off-by: Paul Eggleton <paul.eggleton at linux.intel.com>
---
 .../dev-manual/dev-manual-common-tasks.xml         |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 8d053b3..62e3e61 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -1538,11 +1538,10 @@
             <filename><ulink url='&YOCTO_DOCS_REF_URL;#var-PR'>PR</ulink></filename> 
             variable needs to be increased 
             (or "bumped") as part of that commit. 
-            This means that for new recipes you must be sure to add the <filename>PR</filename>
+            For new recipes you should add the <filename>PR</filename>
             variable and set its initial value equal to "r0".  
-            Failing to define <filename>PR</filename> makes it easy to miss when you bump a package.
-            Note that you can only use integer values following the "r" in the 
-            <filename>PR</filename> variable.
+            This is the default value, however, adding it initially makes 
+            it harder to miss bumping it when you make changes in future.
         </para>
 
         <para>
-- 
1.7.9.5