[sci-misc/boinc] bump boinc from tree to latest 7.2 and 7.3, both tested in a clientonly build, 7.2 will probably work, 7.3 uses wxwidgets3 and therefore might not work, needs testing

only change from tree is "use X" for the gtk includes

sci-misc/boinc/files/boinc.conf

@@ -0,0 +1,17 @@
+# Config file for /etc/init.d/boinc
+
+# Owner of BOINC process (must be existing)
+USER="boinc"
+GROUP="boinc"
+
+# Directory with runtime data: Work units, project binaries, user info etc.
+RUNTIMEDIR="/var/lib/boinc"
+
+# Location of the boinc command line binary
+BOINCBIN="/usr/bin/boinc_client"
+
+# Allow remote gui RPC yes or no
+ALLOW_REMOTE_RPC="no"
+
+# nice level
+NICELEVEL="19"