Update requirements

Author: DocMarty84

requirements.txt

@@ -5,7 +5,7 @@ docutils==0.14
 ebaysdk==2.1.5
 feedparser==5.2.1
 gevent==1.1.2 ; sys_platform != 'win32' and python_version < '3.7'
-gevent==1.3.7 ; sys_platform != 'win32' and python_version >= '3.7'
+gevent==1.5.0 ; python_version >= '3.7'
 gevent==1.4.0 ; sys_platform == 'win32'
 greenlet==0.4.10 ; python_version < '3.7'
 greenlet==0.4.15 ; python_version >= '3.7'
@@ -41,7 +41,8 @@ requests==2.21.0
 zeep==3.2.0
 vatnumber==1.2
 vobject==0.9.6.1
-Werkzeug==0.14.1
+Werkzeug==0.14.1 ; sys_platform != 'win32'
+Werkzeug==0.16.0 ; sys_platform == 'win32'
 XlsxWriter==1.1.2
 xlwt==1.3.*
 xlrd==1.1.0