Fix Rss Block Form View inc

Fix rss block form view inc

- Use correct `$args` parameter with array instead of passing globally
  to include
Merge pull request #1218 from mkly/fix_rss_block_inc

Fix Rss Block Form View inc
replace duplicate page type icon with a 3-column one
Fix Upstream SimplePie Build Issue

Fix upstream SimplePie build issue

- Move `abstract class SimplePie_Cache_DB` above `class
  SimplePie_Cache_MySQL`
Merge pull request #1220 from mkly/fix_simplepie_build

Fix Upstream SimplePie Build Issue
Merge pull request #1219 from jordanlev/dedup-pagetype-icons

replace duplicate page type icon with a 3-column one