prepare version 2.8
add "db_prefix" option for MySQL
set MyISAM as engine for 'tags' table
fix reddit error with undefined favIconUrl property
Allow entry share to be configured

In config.ini share=frde. Means facebook, readability, delicious, email
only. Respecting order.
Show/hide navigation button for desktop version
Revert "Show/hide navigation button for desktop version"

This reverts commit 3ae3114aa6ba4891af2a41f44207fd47f86ca5a3.
Merge pull request #389 from bbeardsley/master

fix reddit error with undefined favIconUrl property
Merge pull request #390 from kucoe/master

Allow entry share to be configured
Merge pull request #391 from mistic100/master

Add table prefix parameter for MySQL engine
update docs and version
Merge remote-tracking branch 'upstream/master' into subscribe