Merged php7 with master, added README and updated windows script and versions

Author: Intyre

README.md

@@ -0,0 +1,55 @@
+# Custom PHP build scripts for PocketMine-MP
+
+## compile.sh
+
+Use this script to build the custom PHP binary. Make sure you have ``make autoconf automake libtool m4 wget getconf gzip bzip2 bison g++``.
+
+| Flag   | Description                                                  |
+| ------ | ------------------------------------------------------------ |
+| -t     | Set target                                                   |
+| -j     | Set make threads to #                                        |
+| -c     | Will force compile cURL                                      |
+| -l     | Will compile with LevelDB support (not supported with PHP7)  |
+| -f     | Enabling abusive optimizations...                            |
+
+### Example:
+
+| Target  | Arguments |
+| ------- | --------- |
+| linux64 | ``-t linux64 -l -j 2 -c -f x86_64`` |
+| mac64   | ``-t mac64 -l -j -c -f``            |
+
+## installer.sh
+
+Script to install PocketMine-MP and PHP binaries.
+
+| Flag   | Description                         |
+| ------ | ----------------------------------- |
+| -u     | Update PocketMine-MP                |
+| -d     | Install directory                   |
+| -v     | Channel (stable or development)     |
+
+## jenkins.sh
+
+PHP binaries provided by PocketMine are build using this script. The script runs the ``compile.sh`` with some default arguments.
+
+## Extra libraries
+
+### Unix
+
+- https://github.com/madler/zlib/
+- http://sourceforge.net/projects/mcrypt/
+- https://gmplib.org/
+- https://tls.mbed.org/
+- https://github.com/bagder/curl/
+- http://pyyaml.org/ or https://github.com/yaml/libyaml/
+- https://sourceforge.net/projects/libpng/
+- https://pecl.php.net/package/pthreads
+- https://pecl.php.net/package/Weakref
+- https://github.com/php/pecl-file_formats-yaml/
+
+### Windows
+
+- http://windows.php.net/downloads/pecl/releases/pthreads/
+- http://windows.php.net/downloads/pecl/releases/weakref/
+- http://windows.php.net/downloads/pecl/releases/yaml/