Merge pull request #1 from PrimosK/jkd-11-compatibility

Java 11 compatibility

README.md

@@ -1,9 +1,13 @@
+# UnitFX
+
 UnitFX is a lightweight framework for creating textfield input controls based on a "unit of measure" UOM.
-Currently the only documentation is the source code itself. Please take a look at the file DemoApp.java to find
+Currently the only documentation is the source code itself. Please take a look at the file `DemoApp.java` to find
 out how to use the framework.
 
-QuantityInputField will perform validation and conversion between different units out-of-the-box. A "base" unit can be 
+`QuantityInputField` will perform validation and conversion between different units out-of-the-box. A "base" unit can be 
 set on a textfield and the field will be highlighted when the user changes the textfield's unit to something
 different than the base unit.
 
+*At least **JDK 11** is required.*
+
 ![screenshot of demo_app](docs/images/demo.png) 

unitfx-demo/pom.xml

@@ -48,8 +48,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
-                    <source>12</source>
-                    <target>12</target>
+                    <source>11</source>
+                    <target>11</target>
                 </configuration>
             </plugin>
         </plugins>

unitfx/pom.xml

@@ -75,8 +75,8 @@
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
-                    <source>12</source>
-                    <target>12</target>
+                    <source>11</source>
+                    <target>11</target>
                 </configuration>
             </plugin>