#1903 [ODT] add: question accept html

[nicolas-eoxia]

			if (strpos($matches[2][0], 'href') !== false) { L387 fichier odf.php function _getDataFromHtml
				$pattern            = '/href="(https?:\/\/[^\s"]+)"/';
				$replacement        = '$1';
				$attributes['href'] = preg_replace($pattern, $replacement, $matches[2][0]);
			}
					if ($attribute != 'href') { L421
						$attributes[trim($attribute)] = true;
					}

		$value = strip_tags($value, '<a><br><strong><b><i><em><u><s><sub><sup><span>');	L182 odf.php convertVarToOdf

				case 'a': 
					$odtResult .= '<text:a xlink:href="' . $tag['attributes']['href'] . '">' . ($tag['children'] != null ? $this->_replaceHtmlWithOdtTag($tag['children'], $customStyles, $fontDeclarations, $encode) : $this->encode_chars($tag['innerText'], $encode, $charset)) . '</text:a>';
					break;  _replaceHtmlWithOdtTag L272