feat(sdk-client): release ts-sdk to version 1 (#154)

* feat(sdk-client): release ts-sdk to version 1
- change nvmrc node version to 12
- run changeset cli to release all sdks

* chore(README.md): update package README.md (#156)

- update all package README.md file to use sdk-client-v2
- include usage examples and documentations
- remove links related to old (nodejs) sdk-client

* feat(sdk-client): release ts-sdk to version 1
- change nvmrc node version to 12
- run changeset cli to release all sdks

Co-authored-by: Ajima Chukwuemeka <32770340+ajimae@users.noreply.github.com>
Co-authored-by: Chukwuemeka Ajima <meeky.ae@gmail.com>

.changeset/lazy-carpets-provide.md

@@ -0,0 +1,9 @@
+---
+'@commercetools/history-sdk': major
+'@commercetools/importapi-sdk': major
+'@commercetools/ml-sdk': major
+'@commercetools/platform-sdk': major
+'@commercetools/sdk-client-v2': major
+---
+
+This is the first major release of the sdk client

.nvmrc

@@ -1 +1 @@
-14
+12.22.7