Project metadata updates. 

Save actions, formatting.
diff --git a/.settings/org.eclipse.php.ui.prefs b/.settings/org.eclipse.php.ui.prefs
new file mode 100644
index 0000000..083d14f
--- /dev/null
+++ b/.settings/org.eclipse.php.ui.prefs
@@ -0,0 +1,5 @@
+cleanup.format.on.save=true
+cleanup.remove_trailing_whitespaces=true
+cleanup.remove_trailing_whitespaces_all=true
+cleanup.remove_trailing_whitespaces_ignore_empty=false
+eclipse.preferences.version=1