Added information regarding encrypted file systems and information on…

… how to create eclipse projects.

.gitignore

@@ -7,3 +7,6 @@ project/boot
 project.vim
 *.old
 .idea
+.project
+.classpath
+.metadata/

README.md

@@ -29,7 +29,7 @@ To build the code for the first time, if on windows:
 
     $ .\sbt.cmd
 
-If on mac/linux:
+If on mac/linux, first make sure you have not checked out the code onto an encrypted file system, otherwise you will get compile errors regarding too long file names:
 
     $ chmod a+x ./sbt
     $ ./sbt
@@ -49,6 +49,11 @@ to get a Scala REPL with access to your exercises, and
 
 To get a menu of possible main methods to execute.
 
+To create project files for the eclipse IDE you can install the [sbteclipse](https://github.com/typesafehub/sbteclipse) [sbt](http://scala-sbt.org) plugin.
+This makes a new command available in [sbt](http://scala-sbt.org):
+
+    > eclipse
+
 All code in this repository is [MIT-licensed](http://opensource.org/licenses/mit-license.php). See the LICENSE file for details.
 
 Have fun, and good luck! Also be sure to check out [the community wiki](https://github.com/fpinscala/fpinscala/wiki) for the **chapter notes**, links to more reading, and more.