We now support setting a priority for VaultPropertySourceLocator by configuring `spring.cloud.vault.config.order`. Lower values increase priority, higher values decrease priority. Applying a priority can be used to control VaultPropertySourceLocator precedence over other property sources.
Original pull request: gh-36.
We now support AWS-EC2 authentication for applications running on EC2 instances. This authentication method uses the PKCS7 identity document to authenticate against Vault. It provides support for nonce (enabled by default) and roles.
fixes gh-17
Spring Cloud Vault Config now supports property-based SSL configuration using spring.cloud.vault.ssl.* properties to enable server certificate validation.
Introducing a Vault-specific configuration requires to configure HTTP clients individually and so this change adds configuration support for Apache HTTP Components, Netty and the OkHttp client. Clients are picked configured if they exist on the class path.
Fixes gh-7
