libalpine: reword some messages

libalpine.sh.in

@@ -52,12 +52,12 @@ init_tmpdir() {
 }
 
 pkg_inst() {
-	eecho "warning: pkg_inst is deprecated. Use 'apk add --quiet' in script"
+	eecho "WARNING: pkg_inst is deprecated. Use 'apk add --quiet' in script"
 	[ -z "$NOCOMMIT" ] && apk add --quiet $*
 }
 
 pkg_deinst() {
-	eecho "warning: pkg_deinst is deprecated. Use 'apk del --quiet' in script"
+	eecho "WARNING: pkg_deinst is deprecated. Use 'apk del --quiet' in script"
 	[ -z "$NOCOMMIT" ] && apk del --quiet $*
 }
 
@@ -92,7 +92,7 @@ is_xen_dom0() {
 	grep -q "control_d" /proc/xen/capabilities
 }
 
-# list of acailable network interfaces thats not part of any bridge or bond
+# list of available network interfaces that aren't part of any bridge or bond
 available_ifaces() {
         local iflist= ifpath= iface= i=
         sorted_ifindexes=$(