Added test case for #10 -- Seems to be working correctly

test/cases/inline-escaped-chars.html

@@ -0,0 +1,3 @@
+
+<p>Hello.this_is_a_variable
+and.this.is.another_one</p>

test/cases/inline-escaped-chars.md

@@ -0,0 +1,3 @@
+
+Hello.this\_is\_a\_variable
+and.this.is.another_one