remove unused files

src/main/webapp/resources/npm-debug.log

-0 info it worked if it ends with ok
-1 verbose cli [ 'node', '/usr/local/bin/npm', 'install' ]
-2 info using npm@2.7.4
-3 info using node@v0.12.2
-4 error install Couldn't read dependencies
-5 verbose stack Error: ENOENT, open '/Users/isvym/work/workspaces/samples/petclinic-angular/src/main/webapp/resources/package.json'
-5 verbose stack     at Error (native)
-6 verbose cwd /Users/isvym/work/workspaces/samples/petclinic-angular/src/main/webapp/resources
-7 error Darwin 13.4.0
-8 error argv "node" "/usr/local/bin/npm" "install"
-9 error node v0.12.2
-10 error npm  v2.7.4
-11 error path /Users/isvym/work/workspaces/samples/petclinic-angular/src/main/webapp/resources/package.json
-12 error code ENOPACKAGEJSON
-13 error errno -2
-14 error package.json ENOENT, open '/Users/isvym/work/workspaces/samples/petclinic-angular/src/main/webapp/resources/package.json'
-14 error package.json This is most likely not a problem with npm itself.
-14 error package.json npm can't find a package.json file in your current directory.
-15 verbose exit [ -2, true ]