Ionic integration with Braintree

#1

Cannot add cordova plugin:

ionic cordova plugin add https://github.com/taracque/cordova-plugin-braintree

with this error:

(node:19084) UnhandledPromiseRejectionWarning: CordovaError: Failed to fetch plugin https://github.com/taracque/cordova-plugin-braintree via registry.
Probably this is either a connection problem, or plugin spec is incorrect.
Check your connection and plugin name/version/URL.
Error: cmd: Command failed with exit code 1 Error output:
npm ERR! code 1
npm ERR! Command failed: git submodule update -q --init --recursive
npm ERR! C:\Program Files\Git\mingw64/libexec/git-core\git-submodule: line 7: basename: command not found
npm ERR! C:\Program Files\Git\mingw64/libexec/git-core\git-submodule: line 7: sed: command not found
npm ERR! C:\Program Files\Git\mingw64/libexec/git-core\git-submodule: line 19: .: git-sh-setup: file not found
npm ERR!

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\Dell\AppData\Roaming\npm-cache\_logs\2019-03-03T13_48_13_743Z-debug.log
    at C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\cordova-lib\src\plugman\fetch.js:173:37
    at _rejected (C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\q\q.js:864:24)
    at C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\q\q.js:890:30
    at Promise.when (C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\q\q.js:1142:31)
    at Promise.promise.promiseDispatch (C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\q\q.js:808:41)
    at C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\q\q.js:624:44
    at runSingle (C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\q\q.js:137:13)
    at flush (C:\Users\Dell\AppData\Roaming\npm\node_modules\cordova\node_modules\q\q.js:125:13)
    at process._tickCallback (internal/process/next_tick.js:61:11)
(node:19084) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejection id: 1)

Thank you.