Updated Build Instructions (markdown)
added the builf flag when working behind proxy
Updated Mac OS X JDK notes, to reflect recent change https://github.com/processing/processing/issues/3795
Java 8 is compulsory to build processing : https://github.com/processing/processing/commit/93777baddf1b3df3bbbbfc405f87e37e92f0088f
Added mention of ant clean, fixes processing/processing-docs#101
Add note on shallow clone
add note for moved examples
Updated required JDK version for OS X. Note that it also works with 7u67, but for now I'm just syncing up the documentation with the Buildfile.
remove non-sequitor about 'brew" and Mavericks