New readme.md file

README.md

@@ -1,2 +1,28 @@
 # Android-DPI-Calculator
-DPI Calculator plugin
+Android Studio plugin allowing to calculate sizes in different densities like xxxhdpi, xxhdpi, xhdpi, hdpi, mdpi, ldpi and tvdpi.
+
+![MainWindow](https://raw.github.com/JerzyPuchalski/Android-DPI-Calculator/master/img/dialog.png)
+
+Usage
+------------
+You can access DPI Calculator within you IDE selecting an action:
+![ActionMenu](https://raw.github.com/JerzyPuchalski/Android-DPI-Calculator/master/img/action.png)
+or from menu bar in Tools -> Android
+![MenuBar](https://raw.github.com/JerzyPuchalski/Android-DPI-Calculator/master/img/menu.png)
+
+License
+-------
+
+    Copyright 2015 Jerzy Puchalski
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.