Release 5.2.0

• Merge pull request #14 from MONEI/feature/cc_component (2410af1)
• 2 steps payment (5e7f4fe)
• bumping version sdk 0.1.16 (ca9a7b9)
• sdk (11bdd1c)
• bumping monei sdk (bd4f77b)
• solving bugs, missing cardname, missing on saved cc, initialize crd (fcc778c)
• fixing checkout js problems and my account add card issue. (8cc8162)
• updating styling (d6ba7c4)
• updated styles and bumped version to 5.2 (2dd306d)
• adding minified version (b75afae)
• making compatible hosted and component within same class. (becc65c)
• Adding checks on saving settings to see if all data available. (550b2b6)
• Adding general CC class (f919374)
• removing warnings (e8d7601)
• bumping version (a015897)
• fixing bug with tokenised cards, assigning to the right cc provider. (6263299)
• fixing add payment method with component card (5c14b9d)
• fixing bug on add payment cards when operation is a failure (0f2280f)
• support to add payment method (20cea64)
• adding support to add payment method (d7b8f59)
• improving styling (6ef35de)
• bug is_monei_saved_token_selected (8c9b869)
• fixing bug in monei_token_exists (10a2369)
• payment with tokenised card in checkout screen. (c8a3f84)
• fixing bug to tokenise card on its own payment method. (6d8fbb6)
• Payment Token and submit (323a15b)
• Merge branch 'feature/refactor_5.0' into develop (69e46cc)
• do not export github folder (894cd40)
• update stable tag (716fac8)