[ci skip] Merge pull request #5652 from Khuthaily/patch-1
[ci skip] Merge pull request #5652 from Khuthaily/patch-1

Add px to width and height inline style output of create_captcha()
butane/CodeIgniter,asmdigital/CodeIgniter,madwings/InsaneDB,bcit-ci/CodeIgniter,bcit-ci/CodeIgniter,butane/CodeIgniter,bcit-ci/CodeIgniter,butane/CodeIgniter,asmdigital/CodeIgniter,madwings/InsaneDB,asmdigital/CodeIgniter,jim-parry/CodeIgniter,jim-parry/CodeIgniter,asmdigital/CodeIgniter,jim-parry/CodeIgniter,asmdigital/CodeIgniter,bcit-ci/CodeIgniter,madwings/InsaneDB,jim-parry/CodeIgniter,madwings/InsaneDB,butane/CodeIgniter,jim-parry/CodeIgniter,butane/CodeIgniter,madwings/InsaneDB,bcit-ci/CodeIgniter