ICU-624 Added markdown tables (#1434)

* ICU-624 Added initial table rendering support

* ICU-624 Added full table view

* Added proper pluralization to +X more lines in code blocks

* ICU-624 Added support for images in tables

* Stopped using injectIntl for tables

* ICU-624 Updated commonmark-react-renderer

* ICU-624 Hid scroll indicator in collapsed table view

* Addressed feedback

app/components/markdown/markdown_code_block/markdown_code_block.js

@@ -145,7 +145,7 @@ class MarkdownCodeBlock extends React.PureComponent {
                 <FormattedText
                     style={style.plusMoreLinesText}
                     id='mobile.markdown.code.plusMoreLines'
-                    defaultMessage='+{count, number} more lines'
+                    defaultMessage='+{count, number} more {count, plural, one {line} other {lines}}'
                     values={{
                         count: numberOfLines - MAX_LINES
                     }}