Created README.md

README.md

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+# Optica
+A free, open source sandbox survival game currently in early development.
+
+## Contributing
+
+For now, contact @Javapony in Telegram for details. Contributing is completely allowed, but we don't have any set guidelines yet.
+
+## Building
+
+1. `$ git clone https://github.com/OLEGSHA/Optica.git`
+2. `$ gradlew build`
+
+### Additional setup for Eclipse IDE
+
+If you have Buildship plugin installed, use File - Import - Gradle - Existing Gradle Project. Main class is `ru.windcorp.optica.client.OpticaClientMain`.
+
+Alternatively do the following:
+
+1. Add `id 'eclipse'` into `build.gradle` inside `plugins { ... }`:
+```
+plugins {
+    // Apply the java-library plugin to add support for Java Library
+    id 'java-library'
+    id 'eclipse'
+}
+```
+2. `$ gradlew eclipse`
+3. Import the project with File - Import - Existing Projects into Workspace
+
+### Additional setup for IntelliJ IDEA
+
+1. Add `id 'idea'` into `build.gradle` inside `plugins { ... }`:
+```
+plugins {
+    // Apply the java-library plugin to add support for Java Library
+    id 'java-library'
+    id 'idea'
+}
+```
+2. `$ gradlew idea`
+3. Open the project with File - Open Project
+
+## Libraries
+
+* LWJGL - OpenGL, OpenAL, GLFW and several more libraries ported to Java
+* Google Guava
+* Trove4j
+* java-graphics/glm - GLM ported to Java. _Maven Central contains an outdated version, a custom repository used instead_
+* Apache Commons Math (_not currently used_)