Update translation fetching script to use relative paths

Author: rfc2822

scripts/fetch-translations.sh

@@ -2,8 +2,10 @@
 
 export TX_TOKEN=`awk '/token *=/ { print $3; }' <$HOME/.transifexrc`
 
-(cd .. && tx pull -a -f --use-git-timestamps)
-if find ../app/src -type d -name 'values-*_*' -exec false '{}' +
+cd `pwd $0`/..
+
+tx pull -a -f --use-git-timestamps
+if find app/src -type d -name 'values-*_*' -exec false '{}' +
 then
   echo "No values-XX_RR directory found, good"
 else
@@ -12,4 +14,4 @@ else
 fi
 
 curl -H "Authorization: Bearer $TX_TOKEN" 'https://rest.api.transifex.com/team_memberships?filter\[organization\]=o:bitfireAT&filter\[team\]=o:bitfireAT:t:davx5-team' \
-  | ./rewrite-translators.rb >../app/src/main/assets/translators.json
+  | scripts/rewrite-translators.rb >app/src/main/assets/translators.json