[FIX] Make sure all links open in new browser

-Fixed the version number link opens in new browser

RT-1927
Merge pull request #1411 from mrajvanshy/newTabs

[FIX] Make sure all links open in a new browser
[FIX] Empty Balance Change descriptions
Merge pull request #1436 from orzFly/patch/history-balancechanges

[FIX] Empty Balance Change descriptions
Merge branch 'release' into develop
[FIX] Empty Balance Change descriptions
[TASK] Announcement banner: Add notice about trustlines -> gateways
Merge branch 'release' into develop
[FIX] 2fa: ECDSA to HMAC on 2fa get, fix bugs
Merge pull request #1446 from shekenahglory/release

[FIX] 2fa: ECDSA to HMAC on 2fa get, fix bugs
[FIX] keychain: reset password timeout to 5 minutes
[FIX] 2FA: correctly populate country code from authy dropdown
Merge pull request #1438 from yongsoo/task/info_banner

[TASK] Announcement banner: Add notice about trustlines -> gateways
Merge pull request #1447 from shekenahglory/release

2FA: correctly populate country code from authy dropdown
[FIX] Add link into gateways page announcement
Merge pull request #1449 from annatonger/fix/bannertext

[FIX] Add link into gateways page announcement
[FIX] Space on unfunded accounts banner
[FIX] Clicking 'hide' on announcement banner hides the banner forever
[FIX] Re-factor code
[FIX] Re-factor code to make it more read-able