Switch from Godep to go vendoring

vendor/github.com/russross/blackfriday/testdata/Backslash escapes.text

@@ -0,0 +1,126 @@
+These should all get escaped:
+
+Backslash: \\
+
+Backtick: \`
+
+Asterisk: \*
+
+Underscore: \_
+
+Left brace: \{
+
+Right brace: \}
+
+Left bracket: \[
+
+Right bracket: \]
+
+Left paren: \(
+
+Right paren: \)
+
+Greater-than: \>
+
+Hash: \#
+
+Period: \.
+
+Bang: \!
+
+Plus: \+
+
+Minus: \-
+
+Tilde: \~
+
+
+
+These should not, because they occur within a code block:
+
+	Backslash: \\
+
+	Backtick: \`
+
+	Asterisk: \*
+
+	Underscore: \_
+
+	Left brace: \{
+
+	Right brace: \}
+
+	Left bracket: \[
+
+	Right bracket: \]
+
+	Left paren: \(
+
+	Right paren: \)
+
+	Greater-than: \>
+
+	Hash: \#
+
+	Period: \.
+
+	Bang: \!
+
+	Plus: \+
+
+	Minus: \-
+
+	Tilde: \~
+
+
+Nor should these, which occur in code spans:
+
+Backslash: `\\`
+
+Backtick: `` \` ``
+
+Asterisk: `\*`
+
+Underscore: `\_`
+
+Left brace: `\{`
+
+Right brace: `\}`
+
+Left bracket: `\[`
+
+Right bracket: `\]`
+
+Left paren: `\(`
+
+Right paren: `\)`
+
+Greater-than: `\>`
+
+Hash: `\#`
+
+Period: `\.`
+
+Bang: `\!`
+
+Plus: `\+`
+
+Minus: `\-`
+
+Tilde: `\~`
+
+
+These should get escaped, even though they're matching pairs for
+other Markdown constructs:
+
+\*asterisks\*
+
+\_underscores\_
+
+\`backticks\`
+
+This is a code span with a literal backslash-backtick sequence: `` \` ``
+
+This is a tag with unescaped backticks <span attr='`ticks`'>bar</span>.
+
+This is a tag with backslashes <span attr='\\backslashes\\'>bar</span>.