Add readme

README.md

+# PlayWall Server
+
+The PlayWall Server is the server-side application for the PlayWall Desktop App.
+
+## Installation / Requirements
+
+- PlayWall Server requires Java 8 to run
+- TO build PlayWall Server you need maven
+- Create a java keystore fot https connections
+- MySQL Database
+- To run the server use: ```java -jar PlayWallServer.jar```
+
+## Java Keystore
+
+```
+openssl pkcs12 -export -in /etc/letsencrypt/live/$1/fullchain.pem -inkey /etc/letsencrypt/live/$1/privkey.pem -out pkcs.p12 -name ALIAS -passout pass:PASSWORD
+keytool -importkeystore -deststorepass PASSWORD -destkeypass PASSWORD -destkeystore keystore.jks -srckeystore pkcs.p12 -srcstoretype PKCS12 -srcstorepass PASSWORD -alias ALIAS
+```
+
+## Config File
+```
+download_folder=/PATH/TO/RECOUESES
+db_host=localhost
+keystorePassword=password
+db_database=CookNow
+db_username=user
+db_password=password
+db_port=3306
+```
+
+The ```download_folder``` contains the resources for updates and plugins.
+
+## Libraries
+- [Spark](https://github.com/perwendel/spark)
+- [gson](https://github.com/google/gson)
+- [unirest-java](https://github.com/Kong/unirest-java)
+- [ormlite](https://github.com/j256/ormlite-core)
+- mysql-connector-java
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