bump php5news and better link for php.net/spec after spec refactoring
That link is going down soon, no need anymore
added PHP Unconference Europe 2015
Revert "Remove position: relative from the page tools, as suggested by romchik."

This reverts commit 49f29e4073a0e73b735e218bcd9a3e66b2e44802.
Properly fix bug 68206

The issue itself and the issue with the previous fix have ben fixed.
I cannot identify other issues this may have caused; time will tell.
Tidy up the EOL page and move interval formatting to an include file.
Add a draft supported versions page, as suggested on Internals.
Add a more generic ability to override support dates.
Colour code the branches on the supported version SVG.
Link the supported versions page from some appropriate places.
Make the supported versions table a little more mobile friendly.
5.5.19RC1 and 5.6.3RC1
new md5 for 5.6.3RC1, right ones
Revert "new md5 for 5.6.3RC1, right ones"

This reverts commit 9350b0b0f98b4a10568bb32cbf34274a16e8d1b6.