Merge pull request #72 from dominikl/0_4_7

0.4.7 release preparation

.Rbuildignore

@@ -6,6 +6,7 @@
 ^jupyter$
 ^pom.xml$
 ^README.md$
+^screenshot.png
 ^\.travis.yml$
 ^\.omeroci$
 ^tests$

CHANGELOG.md

@@ -1,3 +1,8 @@
+0.4.7 (June 2019)
+-----------------
+- updated to OMERO 5.5
+- preserved backward compatibility to OMERO 5.4
+
 0.4.6 (June 2019)
 -----------------
 - fixed bug in Image.getPixelValues() method which returned

DESCRIPTION

@@ -1,7 +1,7 @@
 Package: romero.gateway
 Type: Package
-Version: 0.4.6.999
-Date: 2019-06-06
+Version: 0.4.7
+Date: 2019-06-25
 Title: OMERO R Gateway
 Description: R Wrapper around the OMERO Java Gateway, which
   enables access to an OMERO server within R.

README.md

@@ -26,6 +26,7 @@ Download the latest romero.gateway version which is compatible with your OMERO s
 
 OMERO version | romero.gateway version
 --- | --- 
+5.5 | 0.4.7
 5.4 | all
 
 ### Windows
@@ -36,6 +37,8 @@ In RStudio "Install Packages" use option "Install from:" "Package Archive File"
 
 Alternatively: In R console run `install.packages("https://github.com/ome/rOMERO-gateway/releases/download/vx.x.x/romero.gateway_x.x.x.zip", repos = NULL)`
 
+See [Tips for Windows users](#tips-for-windows-users) section if you are running into difficulties.
+
 ### Unix / OSX
 
 Download the tar.gz package.
@@ -111,4 +114,17 @@ and `libxml2-dev` first.
 If you can't install an R package due to compile errors, most likely you are missing a development 
 package of some dependent library on your system.
 
+## Tips for Windows users
+
+### Installing rJava
+
+You need to have a Java SDK installed. Latest version which is supported is 11.
+Download for example the Adopt OpenJDK 11 from https://adoptopenjdk.net/ 
+
+Make sure that the java executable is on your `Path` and `JAVA_HOME` is set,
+see 'Environment Variables' settings:
+![Environment Variables](screenshot.png)
+
+Then install `rJava` as well as the additional dependencies for the R gateway
+`httr` and `jpeg` from CRAN. Finally install the `romero-gateway` from the zip file.