Rework CryptoUtils

CryptoUtils now takes the key from a file located in the resource not 
in spring file

Change-Id: I002978d292550e6173efb4324cbb977f35d7e753
Issue-ID: CLAMP-74
Signed-off-by: Determe, Sebastien (sd378r) <sd378r@intl.att.com>
diff --git a/src/test/resources/clds/clds-reference.properties b/src/test/resources/clds/clds-reference.properties
index 0657fe7..83f7351 100644
--- a/src/test/resources/clds/clds-reference.properties
+++ b/src/test/resources/clds/clds-reference.properties
@@ -81,13 +81,14 @@
 sdc.hostUrl=http://127.0.0.1:8080

 sdc.serviceUrl=http://127.0.0.1:8080/sdc/v1/catalog/services

 sdc.serviceUsername=test

-sdc.servicePassword=123456

+sdc.servicePassword=aa2871669d793c7fb7abbcda31b88b4c29bf2982755b25f08f8d0130539c11b0

 sdc.artifactLabel=blueprintclampcockpit

 sdc.sdcX-InstanceID=CLAMP

 sdc.artifactType=DCAE_INVENTORY_BLUEPRINT

 sdc.locationArtifactLabel=LocationClampCockpit

 sdc.locationArtifactType=DCAE_INVENTORY_JSON

 sdc.InstanceID=X-ONAP-InstanceID

+sdc.header.requestId = X-ECOMP-RequestID

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