fix README - PhalconEye required version

[antoinemineau]

Hi,

Here is a quick fix for the required version if you want to add it.

[lantian]

Thanks, but as @WooDzu say (https://github.com/PhalconEye/module-blog/issues/8) master can stay with 0.4.0 coz it was created under it, but branch 1.0.0 already has >=0.5.0 requirement =)

[antoinemineau]

Ok, my bad...