Simplified support matrix

Author: UnderGreen

README.md

@@ -10,14 +10,14 @@ Ansible role which manages [MongoDB](http://www.mongodb.org/).
 
 MongoDB support matrix:
 
-| Distribution | MongoDB 2.4 | MongoDB 2.6 | MongoDB 3.0 | MongoDB 3.2 | MongoDB 3.4 | MongoDB 3.6 |
-| ------------ |:-----------:|:-----------:|:-----------:|:-----------:|:-----------:|:-----------:|
-| Ubuntu 14.04 | :no_entry: | :no_entry: | :no_entry: | :white_check_mark:| :white_check_mark:| :white_check_mark:|
-| Ubuntu 16.04 | :no_entry: | :no_entry: | :no_entry: | :white_check_mark:| :white_check_mark:| :white_check_mark:|
-| Debian 8.x | :no_entry: | :no_entry: | :no_entry: | :white_check_mark:| :white_check_mark:| :white_check_mark:|
-| Debian 9.x | :no_entry: | :no_entry: | :no_entry: | :white_check_mark:| :x:| :x:|
-| RHEL 6.x | :no_entry: | :no_entry: | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark:|
-| RHEL 7.x | :no_entry: | :no_entry: | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark:|
+| Distribution | < MongoDB 3.0 | MongoDB 3.2 | MongoDB 3.4 | MongoDB 3.6 |
+| ------------ |:-------------:|:-----------:|:-----------:|:-----------:|
+| Ubuntu 14.04 | :no_entry: | :white_check_mark:| :white_check_mark:| :white_check_mark:|
+| Ubuntu 16.04 | :no_entry: | :white_check_mark:| :white_check_mark:| :white_check_mark:|
+| Debian 8.x | :no_entry: | :white_check_mark:| :white_check_mark:| :white_check_mark:|
+| Debian 9.x | :no_entry: | :white_check_mark:| :x:| :x:|
+| RHEL 6.x | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark:|
+| RHEL 7.x | :no_entry: | :white_check_mark: | :white_check_mark: | :white_check_mark:|
 
 - :white_check_mark: - fully tested, should works fine
 - :interrobang: - maybe works, not tested