Merge pull request #2632 from Bakual/FixCategoryBatchCopy

Fix category batch copy. Thanks
Merge pull request #2630 from infograf768/32130

  [#32130] com_search Warning: mb_strpos() problems
Reverting not allowing spaces inside username
Merge pull request #2643 from infograf768/32883-master

Allow spaces
Revert "Merge pull request #2643 from infograf768/32883-master"

This reverts commit a01e4706117373f4e9c68e6e33f58e2cec3b9d26, reversing
changes made to 21161aa95829c8abb11646ebbb9e537a2bfdaf12.
Reverting not allowing spaces in username
$ Adding back Czech installation lang files
Preventing saving spaces at beginning and end of username for Superadmin
when installing Joomla
Clean up some webdriver tests to hopefully fix intermittent problems.
Merge pull request #2646 from infograf768/32883-new

# Reverting not allowing spaces in username
[#29791] Space inside extension manifest <updateservers> / server> xml
node caused unclear / confusing error message
Merge pull request #2577 from mariopro/patch-12

Missing required second argument in array_diff
Merge pull request #2620 from okonomiyaki3000/fix_travis

Test using assertXmlStringEqualsXmlString instead of simple string comparison
Merge pull request #1180 from AmyStephen/patch-1

Fix $app connection in Register Method of UsersControllerUser
Update stream.php ... Changed isSupported() method, now it returns false if allow_url_fopen is not set.
Revert "Update stream.php ... Changed isSupported() method, now it returns false if allow_url_fopen is not set."

This reverts commit 7e92195abf3f3aab2edb6191dbaa7620cc74eead.
[#32804] Broken bcrypt implementation and password handling improvements (Fix #2589)
[#32893] System information does not use the full width (Fix #2606)
[#31494] Layout parameter is loaded with wrong filter (Fix #1553)
[#32884] Missing space from administrator template <body> class declaration (Fix #2641)