Daniel Wang

use siteInfo instead of hard code protocol and interwiki

1

related to issue #275 In `wtf_wikipedia.js`, `interwikis` and `site_map` can be retrieved from site info .`query.interwikimap` The regexp `/\[(https?|news|ftp|mailto|gopher|irc):\/\/[^\]\| ]{4,1500}([\| ].*?)?\]/` is used multiple times. It should be a constant....

Do not allow $ as first letter of identifier

1

In `src/parser.pegjs`, "$" is allowed as the first letter of identifier. However, "$" is also an operator. So, if you have ``` $Integer "integer" = _ [0-9]+ { return parseInt(text(),...