Missing namespace prefix for some functions in core
Improve ahs micro-state minibuffer info

Face now make the counter of occurrences stands out
A star is displayed if some occurrences are not displayed
on the current window
fd-trigger do nothing if the buffer is read-only
Fix typo in .spacemacs.template
Force highlight of symbol when an ahs key binding is used

ahs = auto-highlight-symbol
Rename mini-mode to micro-state in some functions
Default to `jj` to return to normal mode and add support for customized
sequence

See readme to configure Spacemacs to use the initial `fd` sequence.
<SPC> h h now initiate ahs micro-state

instead of going to definition occurrence
ahs = auto-highlight-symbol
Add ahs micro-state documentation in readme

ahs = auto-highlight-symbol
Add screenshots of micro-state examples