add .editorconfig to enforce indent formatting and code style fixes

.editorconfig

@@ -0,0 +1,10 @@
+# editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true

test/htmltojsx-test.js

@@ -136,32 +136,32 @@ describe('htmltojsx', function() {
       expect(converter.convert('<div style="font-size: 12pt">Test</div>').trim())
         .toBe('<div style={{fontSize: \'12pt\'}}>Test</div>');
     });
-	
-	it('should convert vendor-prefix "style" attributes', function() {
+
+    it('should convert vendor-prefix "style" attributes', function() {
       var converter = new HTMLtoJSX({ createClass: false });
       expect(converter.convert('<div style="-moz-hyphens: auto; -webkit-hyphens: auto">Test</div>').trim())
         .toBe('<div style={{MozHyphens: \'auto\', WebkitHyphens: \'auto\'}}>Test</div>');
     });
 
-	it('should convert uppercase vendor-prefix "style" attributes', function() {
+    it('should convert uppercase vendor-prefix "style" attributes', function() {
       var converter = new HTMLtoJSX({ createClass: false });
       expect(converter.convert('<div style="-MOZ-HYPHENS: auto; -WEBKIT-HYPHENS: auto">Test</div>').trim())
         .toBe('<div style={{MozHyphens: \'auto\', WebkitHyphens: \'auto\'}}>Test</div>');
     });
 
-	it('should convert "style" attributes with vendor prefix-like strings in the middle and mixed case', function() {
+    it('should convert "style" attributes with vendor prefix-like strings in the middle and mixed case', function() {
       var converter = new HTMLtoJSX({ createClass: false });
       expect(converter.convert('<div style="myclass-MOZ-HYPHENS: auto; myclass-WEBKIT-HYPHENS: auto">Test</div>').trim())
         .toBe('<div style={{myclassMozHyphens: \'auto\', myclassWebkitHyphens: \'auto\'}}>Test</div>');
     });
 
-	it('should convert -ms- prefix "style" attributes', function() {
+    it('should convert -ms- prefix "style" attributes', function() {
       var converter = new HTMLtoJSX({ createClass: false });
       expect(converter.convert('<div style="-ms-hyphens: auto">Test</div>').trim())
         .toBe('<div style={{msHyphens: \'auto\'}}>Test</div>');
     });
 
-	it('should convert "style" attributes with -ms- in the middle', function() {
+    it('should convert "style" attributes with -ms- in the middle', function() {
       var converter = new HTMLtoJSX({ createClass: false });
       expect(converter.convert('<div style="myclass-ms-hyphens: auto">Test</div>').trim())
         .toBe('<div style={{myclassMsHyphens: \'auto\'}}>Test</div>');