Add application icon

Designed by @abmakko, see pull request #7.

Author: cimm

README.md

@@ -17,8 +17,7 @@ CODAv is tested on Ubuntu 16.04, 17.10, 18.04, and macOS Sierra. It's written in
 Install the dpendencies first, we use the Vala repository for a more recent Vala version.
 
 ```
-sudo add-apt-repository ppa:vala-team
-sudo apt update
+sudo add-apt-repository -yu ppa:vala-team
 sudo apt install valac libgtk-3-dev libxml2-dev cmake
 ```
 

data/codav.desktop

@@ -6,7 +6,7 @@ Categories=Office;Viewer;Finance;GTK;
 Encoding=UTF-8
 Exec=codav %f
 GenericName=CODA Viewer
-Icon=application-default-icon
+Icon=codav
 MimeType=text/xml;application/xml
 StartupNotify=true
 Terminal=false

data/codav.png

@@ -39,4 +39,5 @@ add_executable (${CMAKE_PROJECT_NAME} ${VALA_C} ${GLIB_RESOURCES})
 
 install (FILES ${CMAKE_SOURCE_DIR}/data/codav.desktop DESTINATION share/applications)
 install (FILES ${CMAKE_SOURCE_DIR}/data/codav.appdata.xml DESTINATION share/codav)
+install (FILES ${CMAKE_SOURCE_DIR}/data/codav.png DESTINATION share/pixmaps)
 install (TARGETS ${CMAKE_PROJECT_NAME} DESTINATION bin)