This is a regression test for Markdown escaping.
double_escape_md(text)Input text.
Double-escaped text.
Each of the following bullets should look the same when rendered:
Double escapes: \, \%, \$, \_
Backticks: \, \%, \$, \_
\verb{}: \, \%, \$, \_
[ this isn't a link ] \[ neither is this \]
"%" # percent
#> [1] "%"
"\"" # double quote
#> [1] "\""
'\'' # single quote
#> [1] "'"