Build: Add translations to gradle build (part 2 - wars)

Several fixes for i2ptunnel gradle build

apps/susimail/build.gradle

@@ -6,6 +6,7 @@ sourceSets {
     main {
         java {
             srcDir 'src/src'
+            srcDir 'build/messages-src'
         }
     }
 }
@@ -15,6 +16,16 @@ dependencies {
     providedCompile project(':apps:jetty')
 }
 
+// Create the java files from the po files. The jar task will compile them.
+// This requires gettext 0.19 or higher.
+// We don't support the "slow way"
+task bundle {
+    doLast {
+        println "apps/susimail/bundle-messages.sh".execute().text
+    }
+}
+war.dependsOn bundle
+
 war {
     from 'src'
     exclude 'WEB-INF/web.xml'

apps/susimail/bundle-messages.sh

@@ -10,6 +10,7 @@
 #
 # zzz - public domain
 #
+cd `dirname $0`
 CLASS=i2p.susi.webmail.messages
 TMPFILE=javafiles.txt
 export TZ=UTC