removed eclipse doc, added description for running from command line and make

README.md

@@ -12,22 +12,15 @@ At times, it is necessary to use native codes (C/C++) to overcome the memory man
 # Clone project
 ```git clone https://es.technikum-wien.at/embedded_systems_public/Java-Exercises-7-JNI-HW-Interfacing.git```
 
-# Create Eclipse project
-
-1. *File/New/Project*
-2. Select *General/Project* and click *Next*
-3. Unselect *Use default location* and browse to cloned diretory, click *OK*
-4. Enter *Project name* and click *Finish*
-
 # Build project
 
 Building the project involves two steps
 
 1. Building Java code
-    * Click on *Project/Build All*. This is not necessary if *Build Automatically* is selected.
-2. Building native code either on command line or using the configured Eclipse build targets
-    * Command line:```cd jni && make``` or
-    * Double click on *jni/Build Targets/all*
+2. Building native code
+
+These tasks are done in the makefile, so call:
+```cd jni && make```
 
 # Run project
 
@@ -38,6 +31,10 @@ This can be done via the VM argument ```-Djava.library.path```.
 
 ```java -cp bin -Djava.library.path=jni java_exercises8_1_1.HelloJNI```
 
+or using the makefile
+
+```cd jni && make run```
+