added standard rootlogon

rootlogon.C

+void rootlogon() {
+  gSystem->SetBuildDir("$HOME/.root_build_dir");
+  gROOT->ProcessLine(".include /usr/local/include/hcana");
+  gROOT->ProcessLine(".include .");
+  R__LOAD_LIBRARY(libfmt)
+  //gPrintViaErrorHandler = kTRUE;
+  //gErrorIgnoreLevel = kWarning;
+  gROOT->SetStyle("Plain");
+  gStyle->SetPalette(1);
+  gSystem->Load("libTree");
+  gSystem->Load("libTreePlayer");
+  gSystem->Load("libHist");
+}

setup.csh

-setenv DB_DIR DBASE

setup.sh

-export DB_DIR=DBASE