所以我想实现Gabriele Mariotti的Cardslib，然后我跟着his steps成功地将cardlib作为库添加到我的项目中。但是一旦我添加了库引用，我就会遇到这些错误：
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:23: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values-v16\styles.xml:22: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:34: error: Error retrieving parent for item: No resource found that matches the given name 'card.native.content_outer_layout'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:48: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:55: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:64: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:23: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values-v16\styles.xml:22: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:34: error: Error retrieving parent for item: No resource found that matches the given name 'card.native.content_outer_layout'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:48: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:55: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
G:\UI Kit\Android Sample Projects\cardslib-master\cardslib-master\library-cards\src\main\res\values\styles.xml:64: error: Error retrieving parent for item: No resource found that matches the given name 'card.native'.
之前有其他人遇到过这些错误吗？我的主要项目的android min sdk是14，目标是18。该库需要至少14，目标是21，如他的网站所述。
请帮忙吗？