Added a small environment setup helper file

setup.md

@@ -0,0 +1,98 @@
+
+# Environment setup
+## Basic system requirements
+I used a clean debian jessi docker
+```bash
+apt-get install git wget gcc make python2.7 xz-utils php5 autoconf libtool zip
+```
+ATTENTION: Its important to have python2.7 as default `python` command.
+
+## Install java (Required for emscripten)
+```bash
+apt-get install software-properties-common
+add-apt-repository ppa:webupd8team/java
+apt-get update
+apt-get install oracle-java8-installer
+```
+
+## Install cmake (For webassembly and emscripten)
+```bash
+wget https://cmake.org/files/v3.12/cmake-3.12.3.tar.gz
+tar xvf cmake-*.tar.gz
+cd cmake-*
+./configure
+make -j 4
+make install
+```
+
+## Install nodjs (Later for emscripten too)
+```bash
+wget https://nodejs.org/dist/v8.12.0/node-v8.12.0-linux-x64.tar.xz
+tar xvf node-*.tar.xz
+cd node-*
+cp -R * /usr/local/
+```
+
+## Install emscripten with fastcomp and llvm + clang
+### Fastcomp and CLang compiler
+```bash
+git clone https://github.com/kripken/emscripten-fastcomp
+cd emscripten-fastcomp
+git clone https://github.com/kripken/emscripten-fastcomp-clang tools/clang
+mkdir build; cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DLLVM_TARGETS_TO_BUILD="host;JSBackend" -DLLVM_INCLUDE_EXAMPLES=OFF -DLLVM_INCLUDE_TESTS=OFF -DCLANG_INCLUDE_TESTS=OFF
+make -j 4
+make install
+```
+### Emscripten
+```bash
+git clone https://github.com/kripken/emscripten.git
+cd emscripten
+python emscripten.py
+python emscripten.py #Execute it twice to detekt error
+echo "PATH=\"$PATH:`pwd`\"" >> ~/.bashrc
+```
+
+# Build TeaWeb
+## Close and initialize project
+```bash
+git clone https://github.com/TeaSpeak/TeaWeb
+git submodule update --init --recursive --remote --checkout
+```
+
+## Build native libraries
+### Opus
+```bash
+cd asm
+./make_opus.sh
+```
+
+### Tommath
+```bash
+cd libraries/tommath
+mkdir build; cd build
+emcmake cmake ..
+emmake make -j 4
+```
+
+### Tomcrypt
+ATTENTION: Do not create_build.sh!
+```bash
+cd libraries/tomcrypt
+emmake make -f makefile CFLAGS="-DUSE_LTM -DLTM_DESC -I../tommath/" EXTRALIBS="$(pwd)/../tommath/build/libtommathStatic.a" test
+```
+
+### Make js files
+```bash
+cd asm
+mkdir build; cd build
+emcmake cmake ..
+emmake make -j 4
+```
+
+# Now generate project structure
+```bash
+npm install --only=dev
+./scripts/build_web_release.sh
+./scripts/package_web_release.sh
+```