Prepare Build context for AWS

## Background
For setting test environment there is a Build context which specify basics about this environment and will be specific for kind of test (e2e tests, integration tests, etc.)

## Feature
JSON file which specifies:

- kind of DB and Storage
- paths to DB data
- paths to storage data
- raw data
- reference data
- test tools
- Hermes, Newman (CLI of Postman), Jmeter
- paths to tests
- Postman test cases
- JMeter test plan
- Hermes test JASONs

## Example
```json
{
"build context" : {
"size": {
"value": "key"
},
"setup":[{
"nane": "MongoDB",
"paths": ["path/to/datasets/", "path/to/schema"]
},{
"name": "HADOOP",
"paths": ["path/to/rawData/", "path/to/reference"]
},{
"name": "Hermes",
"paths": ["path/to/testJsons/"]
}
]}
}
```