[oe] [meta-networking][PATCH] wireshark: update README instructions

[Joe MacDonald]

Minor tweaks to the README to make the email suggestion follow the format
used in other meta-openembedded README files and adding clarification on
building wireshark in a GUI environment.

Signed-off-by: Joe MacDonald <joe_macdonald at mentor.com>
---
 meta-networking/recipes-support/wireshark/README | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/meta-networking/recipes-support/wireshark/README b/meta-networking/recipes-support/wireshark/README
index 0e0c526..63b5b72 100644
--- a/meta-networking/recipes-support/wireshark/README
+++ b/meta-networking/recipes-support/wireshark/README
@@ -19,6 +19,10 @@ IMAGE_INSTALL_append = " wireshark"
 Adding the wireshark to your graphical build
 ========================================
 via local.conf
+IMAGE_INSTALL_append = " wireshark"
+
+and one of:
+
 EXTRA_IMAGE_FEATURES += "x11-base"
 
 or use the "core-image-x11"
@@ -29,8 +33,12 @@ Maintenance
 
 Send patches, comments or questions to openembedded-devel at lists.openembedded.org
 
-When sending single patches, please using something like:
-'git send-email -1 --to  openembedded-devel at lists.openembedded.org --cc akuster at mvista.com --subject-prefix=meta-security][PATCH'
+When sending single patches, please use something like:
+
+   git send-email -1 -M \
+       --to openembedded-devel at lists.openembedded.org \
+       --cc akuster at mvista.com \
+       --subject-prefix=meta-networking][PATCH
 
 Maintainer:    Armin Kuster <akuster at mvista.com>
 
-- 
2.0.0.257.g75cc6c6