MongoDB and Express npm installation

npm install mongodb
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> kerberos@0.0.4 install /home/tthtlc/node_modules/mongojs/node_modules/mongodb/node_modules/kerberos
> (node-gyp rebuild 2> builderror.log) || (exit 0)

make: Entering directory `/home/tthtlc/node_modules/mongojs/node_modules/mongodb/node_modules/kerberos/build'
  SOLINK_MODULE(target) Release/obj.target/kerberos.node
  SOLINK_MODULE(target) Release/obj.target/kerberos.node: Finished
  COPY Release/kerberos.node
make: Leaving directory `/home/tthtlc/node_modules/mongojs/node_modules/mongodb/node_modules/kerberos/build'
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> bson@0.2.15 install /home/tthtlc/node_modules/mongojs/node_modules/mongodb/node_modules/bson
> (node-gyp rebuild 2> builderror.log) || (exit 0)

make: Entering directory `/home/tthtlc/node_modules/mongojs/node_modules/mongodb/node_modules/bson/build'
  CXX(target) Release/obj.target/bson/ext/bson.o
  SOLINK_MODULE(target) Release/obj.target/bson.node
  SOLINK_MODULE(target) Release/obj.target/bson.node: Finished
  COPY Release/bson.node
make: Leaving directory `/home/tthtlc/node_modules/mongojs/node_modules/mongodb/node_modules/bson/build'
mongojs@0.18.0 node_modules/mongojs
├── thunky@0.1.0
├── readable-stream@1.1.13 (isarray@0.0.1, inherits@2.0.1, string_decoder@0.10.31, core-util-is@1.0.1)
└── mongodb@1.4.19 (readable-stream@1.0.33, kerberos@0.0.4, bson@0.2.15)

npm install express
express@4.10.5 node_modules/express
├── merge-descriptors@0.0.2
├── utils-merge@1.0.0
├── fresh@0.2.4
├── cookie@0.1.2
├── escape-html@1.0.1
├── range-parser@1.0.2
├── cookie-signature@1.0.5
├── finalhandler@0.3.2
├── vary@1.0.0
├── media-typer@0.3.0
├── parseurl@1.3.0
├── methods@1.1.0
├── serve-static@1.7.1
├── content-disposition@0.5.0
├── path-to-regexp@0.1.3
├── depd@1.0.0
├── qs@2.3.3
├── on-finished@2.1.1 (ee-first@1.1.0)
├── send@0.10.1 (destroy@1.0.3, ms@0.6.2, mime@1.2.11)
├── debug@2.1.0 (ms@0.6.2)
├── etag@1.5.1 (crc@3.2.1)
├── proxy-addr@1.0.4 (forwarded@0.1.0, ipaddr.js@0.1.5)
├── type-is@1.5.4 (mime-types@2.0.4)
└── accepts@1.1.4 (negotiator@0.4.9, mime-types@2.0.4)