Tep_not_null is_object update

Changed tep_not_null so to chcek if value is object because it returned warnings such as:

Warning: strtolower() expects parameter 1 to be string, object given in
and
Warning: trim() expects parameter 1 to be string, object given in
Merge pull request #162 from gadlol/patch-4

Tep_not_null is_object update
replace global $currency scope with $_SESSION
Merge pull request #163 from haraldpdl/superglobals

replace global $currency scope with $_SESSION
change getnv to $_SERVER superglobal
Change getenv('HTTPS') to $_SERVER['HTTPS']

Checking also connection port as on some environments $_SERVER['HTTPS'] can be empty
Merge pull request #26 from acidvertigo/patch-26

change getnv to $_SERVER superglobal
Ass strtlower to SERVER HTTPS
Merge pull request #32 from acidvertigo/patch-33

Change getenv('HTTPS') to $_SERVER['HTTPS']
Two not set fix
Issue #703 when not display delete reviews confirm
Merge pull request #164 from tgely/not_set_warables_fixes

Two not set fix
Merge pull request #165 from tgely/issue_#703

Issue #703 when not display delete reviews confirm
Merge branch 'optimizations' of https://github.com/haraldpdl/oscommerce2 into haraldpdl-optimizations

Conflicts:
	catalog/includes/application_top.php
Merge branch 'haraldpdl-optimizations'
Fix SSL check
Merge pull request #169 from haraldpdl/superglobals

Superglobals
Merge branch 'patch-42' of https://github.com/acidvertigo/oscommerce2 into acidvertigo-patch-42

Conflicts:
	catalog/includes/functions/general.php
add global $request_type
Merge branch 'acidvertigo-patch-42'