Update README - Debian 7 and Ubuntu 12/13 no more supported since v66

cztomczak · cztomczak · commit bf0e6e3f7a4f · 2018-08-01T18:02:16.000+02:00
diff --git a/README.md b/README.md
@@ -219,7 +219,7 @@ support old operating systems then choose the v31 release.
 OS | Py2 | Py3 | 32bit | 64bit | Requirements
 --- | --- | --- | --- | --- | ---
 Windows | 2.7 | 3.4 / 3.5 / 3.6 / 3.7 | Yes | Yes | Windows 7+
-Linux | 2.7 | 3.4 / 3.5 / 3.6 / 3.7 | Yes | Yes | Debian 7+ / Ubuntu 12.04+
+Linux | 2.7 | 3.4 / 3.5 / 3.6 / 3.7 | Yes | Yes | Debian 8+ / Ubuntu 14.04+
 Mac | 2.7 | 3.4 / 3.5 / 3.6 / 3.7 | No | Yes | MacOS 10.9+
 
 These platforms are not supported yet:
