updated documentation.

Pazus · Pazus · commit 105f3242c988 · 2018-07-27T08:55:00.000+03:00
In other places we say something like "12.2 and above" so no need to change
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -175,6 +175,7 @@ We are using private docker images to test utPLSQL for our Travis CI builds. The
 * 11g XE R2
 * 12c SE R1
 * 12c SE R2
+* 18c SE
 
 These images are based on the slimmed versions [official dockerfiles released by Oracle](https://github.com/utPLSQL/docker-scripts), but due to licensing restrictions, we can't make the images public.
 You can build your own and use it locally, or push to a private docker repository.
diff --git a/docs/userguide/install.md b/docs/userguide/install.md
@@ -49,6 +49,14 @@ foreach ($i in $urlList) {
 }
 ```
 
+# Supported database versions
+
+The utPLSQL may be installed on any supported version of Oracle Database [see](http://www.oracle.com/us/support/library/lifetime-support-technology-069183.pdf)
+* 11g R2 
+* 12c
+* 12c R2
+* 18c
+
 # Headless installation
 
 To install the utPLSQL into a new database schema and grant it to public, execute the script `install_headless.sql` as SYSDBA.
diff --git a/readme.md b/readme.md
@@ -192,7 +192,7 @@ If you have a great feature in mind, that you would like to see in utPLSQL v3 pl
 | Auto Compilation of Tests              | Yes                    | No (Let us know if you use this) | 
 | Assertion Library                      | 30 assertions<sup>2</sup> | 26 matchers (13 + 13 negated) |
 | Extendable assertions                  | No                     | Yes - custom matchers  |
-| PLSQL Record Assertions	             | generated code through **utRecEq** Package | [possible on Oracle 12c](https://oracle-base.com/articles/12c/using-the-table-operator-with-locally-defined-types-in-plsql-12cr1) using [cursor matchers](docs/userguide/expectations.md#comparing-cursors)| 
+| PLSQL Record Assertions	             | generated code through **utRecEq** Package | [possible on Oracle 12c+](https://oracle-base.com/articles/12c/using-the-table-operator-with-locally-defined-types-in-plsql-12cr1) using [cursor matchers](docs/userguide/expectations.md#comparing-cursors)| 
 | Test Skeleton Generation               | Yes                    | No (Let us know if you use this) |
 | **Test Execution<sup>3</sup>**         |                        |                        |
 | Single Test Package Execution          |  Yes                   | Yes                    | 
