AdminsitratorManual/Index.rst: add info to installation

Delete.php: fixed typo.

extension/Documentation/AdministratorManual/Index.rst

@@ -38,7 +38,9 @@ Setup
   * If you install the extension by manual download/upload and get an error message
     "can't activate extension": rename the downloaded zip file to `qfq.zip`.
 
-* Activate the Documentation_.
+  * If the Extensionmanager stops after importing: check your memory limit in php.ini.
+
+* Enable the online Documentation_.
 * Copy/rename the file *<ext_dir>/config.example.qfq.ini* to *typo3conf/config.qfq.ini* and configure the necessary values: `config.qfq.ini`_
 * Play the SQL File *<ext_dir>/qfq/sql/formEditor.sql* to fill the database with the *FormEditor* records.
 * Configure Typoscript to include Bootstrap, jQuery, QFQ javascript and CSS files.

extension/qfq/qfq/Delete.php

@@ -34,7 +34,7 @@ class Delete {
 
     /**
      * Deletes the record id=$recordId from table $form[F_TABLE_NAME].
-     * If the tables has a column named COLUMN_PATH_FILE_NAME and the value of that specific record column points
+     * If the table has a column named COLUMN_PATH_FILE_NAME and the value of that specific record column points
      * to a file: delete such a file if their are no other records in the same table which also have a reference to that file.
      *
      * @param array $form