Soft deprecate sniffs which will be removed for PHPCS 4.0

CSS/JS tokenizers will be removed for PHPCS 4: squizlabs/PHP_CodeSniffer#2448

This commit _soft_ deprecates these sniffs with a `@deprecated` annotation. They will also get a mention in the changelog.

Hard deprecation using the PHPCS 3.9.0 native handling of deprecated sniffs will follow.

See #442.

WordPressVIPMinimum/Sniffs/JS/DangerouslySetInnerHTMLSniff.php

@@ -3,6 +3,8 @@
  * WordPressVIPMinimum_Sniffs_JS_DangerouslySetInnerHTMLSniff.
  *
  * @package VIPCS\WordPressVIPMinimum
+ *
+ * @deprecated 3.1.0
  */
 
 namespace WordPressVIPMinimum\Sniffs\JS;

WordPressVIPMinimum/Sniffs/JS/HTMLExecutingFunctionsSniff.php

@@ -3,6 +3,8 @@
  * WordPressVIPMinimum_Sniffs_Files_IncludingFileSniff.
  *
  * @package VIPCS\WordPressVIPMinimum
+ *
+ * @deprecated 3.1.0
  */
 
 namespace WordPressVIPMinimum\Sniffs\JS;

WordPressVIPMinimum/Sniffs/JS/InnerHTMLSniff.php

@@ -3,6 +3,8 @@
  * WordPressVIPMinimum_Sniffs_Files_IncludingFileSniff.
  *
  * @package VIPCS\WordPressVIPMinimum
+ *
+ * @deprecated 3.1.0
  */
 
 namespace WordPressVIPMinimum\Sniffs\JS;

WordPressVIPMinimum/Sniffs/JS/StringConcatSniff.php

@@ -3,6 +3,8 @@
  * WordPressVIPMinimum_Sniffs_Files_IncludingFileSniff.
  *
  * @package VIPCS\WordPressVIPMinimum
+ *
+ * @deprecated 3.1.0
  */
 
 namespace WordPressVIPMinimum\Sniffs\JS;

WordPressVIPMinimum/Sniffs/JS/StrippingTagsSniff.php

@@ -3,6 +3,8 @@
  * WordPressVIPMinimum_Sniffs_Files_IncludingFileSniff.
  *
  * @package VIPCS\WordPressVIPMinimum
+ *
+ * @deprecated 3.1.0
  */
 
 namespace WordPressVIPMinimum\Sniffs\JS;

WordPressVIPMinimum/Sniffs/JS/WindowSniff.php

@@ -3,6 +3,8 @@
  * WordPressVIPMinimum_Sniffs_JS_WindowSniff.
  *
  * @package VIPCS\WordPressVIPMinimum
+ *
+ * @deprecated 3.1.0
  */
 
 namespace WordPressVIPMinimum\Sniffs\JS;