expose and organizing aah application methods under application struct

buildinfo date refactored to right name as buildinfo.timestamp
added methods to console module and update command templates
created avenue for aah app commands implementation
removed default package level methods aah.App* in-favor of aah.App().*

Author: jeevatkm

Dockerfile.edge

@@ -9,14 +9,16 @@ RUN apt-get update
 
 RUN rm -rf $GOPATH/src
 
+ENV GO111MODULE=on
+
 RUN go get aahframe.work/cli/aah
 
 RUN aah -v
 
 # Fetching addon and extensions aah libraries
-RUN go get aahframe.work/minify/html && \
-    go get aahframe.work/cache/provider/inmemory && \
-    go get aahframe.work/cache/provider/memcache && \
-    go get aahframe.work/cache/provider/redis 
+# RUN go get aahframe.work/minify/html && \
+#     go get aahframe.work/cache/provider/inmemory && \
+#     go get aahframe.work/cache/provider/memcache && \
+#     go get aahframe.work/cache/provider/redis 
 
 WORKDIR $GOPATH/src