link to pgmspace.h broken

[s-light]

in /Language/Variables/Utilities/PROGMEM.adoc the URLs pointing to the pgmspace.h website are broken.
they render with an <em> in them - but there should be some __ in them.
check source at
PROGMEM.adoc#L24
PROGMEM.adoc#L47
and result at
PROGMEM.adoc#description
results in
http://www.nongnu.org/avr-libc/user-manual/group<em>avr</em>pgmspace.html
but should be
http://www.nongnu.org/avr-libc/user-manual/group__avr__pgmspace.html

[per1234]

There's an existing PR to fix this:
#360

[s-light]

sorry i didn't found it.
should i /we close this duplicate?

[SeppPenner]

Can be closed @robsoncouto ;) You already fixed this with #360 or c96a93a