Fix whitespace errors.
changing join() to implode() for consistency
replacing is_integer() with is_int()
changing is_writeable() to is_writable()
die() to exit()
skipping the rijndael test if mcrypt_encrypt() is not available
Merge pull request #848 from dogmatic69/removing-alias-function-calls

Removing alias function calls
Merge pull request #849 from dogmatic69/rijndael-fatal-error

skipping the rijndael test if mcrypt_encrypt() is not available
add default return value as parameter to use when size can not be determined
Implement resetSequence()

This is an optional method in DboSource that allows datasources to
resetSequence values in tables.  This is useful for datasources like
Postgres, and makes using fixtures much easier.

Fixes #3026
Merge pull request #850 from ceeram/2.2-filesize

Add CakeNumber::fromReadableSize() and Validation::filesize()
opmitisation of fromReadableSize
Added ability to set default view block content
Added test case for view block default value
Fixed test case
Merge pull request #835 from tigrang/default-block-value

Added ability to set default view block content
Update lib/Cake/View/Helper/FormHelper.php
Merge pull request #854 from daVinciWanaB/patch-6

Update lib/Cake/View/Helper/FormHelper.php
Update lib/Cake/View/Helper/FormHelper.php
Merge pull request #855 from daVinciWanaB/patch-7

Update docblock