option to get block count on active pages

no bug, just an information I found useful in a few cases.
forward block count on active pages to view
display block count on active pages in dashboard
Merge pull request #1063 from Remo/patch-48

option to get block count on active pages
missing c5 execute's added
missing t-function
Merge pull request #1183 from Remo/missing-t-functions

missing t-function
Merge pull request #1182 from Remo/missing-c5-execute

missing c5 execute's added
Update Version to 5.6.2RC

Update Version to 5.6.2RC
Fix t2 For Singular

Fix t2 For Singular

- Do not use `$number` until checking that there are only 3 args
- Use array_slice for performance
Merge pull request #1184 from mkly/fix_t2_signular

Fix t2 For Singular
added logging for page move to trash and page delete
Merge branch 'master' of github.com:concrete5/concrete5