Update compiling.md

Author: rcx

compiling.md

@@ -6,7 +6,7 @@
  - [CFR](http://www.benf.org/other/cfr/)
  - [Fernflower](https://github.com/fesh0r/fernflower.git)
 
-You will need to acquire jars of these to proceed. Then, you must add these to a mvn local repository (`libs` folder)
+You will need to acquire jars of these to proceed. Then, you must add these to a mvn local repository.
 So:
 ```
 mkdir libs
@@ -16,5 +16,6 @@ mvn install:install-file -Dfile=path-to\byteanalysis-1.0.jar -DgroupId=eu.bibl -
 mvn install:install-file -Dfile=path-to\procyon.jar -DgroupId=com.strobel.decompiler -DartifactId=procyon -Dversion=<version> -Dpackaging=jar
 ```
 Note that you will need to replace <version> with whatever version is specified in `pom.xml`.
+Optionally, you can use `-DlocalRepositoryPath=path-to-specific-local-repo` to specify a specific location to store the local repository.
 
 Then, `mvn compile package`.