Add showing spectra that were auto-saved to the database, but not as part of user states, in the DB State browser.

Also, started making DbFileBrowser to be internationalized, and fix a some things like user dates being shown in  UTC, instead of local time.

Author: wcjohns

InterSpec/DbFileBrowser.h

@@ -106,7 +106,6 @@ class SnapshotBrowser : public Wt::WContainerWidget
   InterSpec        *m_viewer;
   Wt::WPushButton  *m_loadSnapshotButton;
   Wt::WPushButton  *m_loadSpectraButton;
-  //Wt::WPushButton  *m_deleteButton;
   Wt::WPushButton  *m_renameButton;
   Wt::WButtonGroup *m_buttonGroup;
   Wt::WGroupBox    *m_buttonbox;

InterSpec/InterSpecUser.h

@@ -650,7 +650,7 @@ struct UserState
     kForTest,
     // should add a kPeriodicAutoSaveState
     kUndefinedStateType,
-    kEndOfSessionHEAD  //Special case where the end of session should not be deleted on cleanup (ie if it is assocated with a snapshot, rather than a temporary kEndOfSession which gets cleaned up)
+    kEndOfSessionHEAD  //Special case where the end of session should not be deleted on cleanup (ie if it is associated with a snapshot, rather than a temporary kEndOfSession which gets cleaned up)
   };//enum UserStateType
 
   enum CurrentTab

InterSpec_resources/app_text/DbFileBrowser.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<messages>
+  <!-- anpd is short for SnapshotBrowser -->
+  <message id="sb-resume-from-prev">It looks like you have saved this spectrum file as part of a save-state; would you like to resume your previous work?</message>
+  <message id="sb-no-saved-states">No saved application states</message>
+  <message id="sb-tt-del-state">Delete state</message>
+  <message id="sb-tt-edit-state">Edit state name or description</message>
+  <message id="sb-state-HEAD-label">Explicitly-Saved</message>
+  <message id="sb-state-auto-saved-label">Auto-Saved</message>
+  <message id="sb-unsaved-spectra-parent-node-label">Spectra opened, but not explicitly stored</message>
+  <message id="sb-tt-unsaved-spectra-node">Spectra you have opened in InterSpec, but did not explicitly save.</message>
+  <message id="sb-unsaved-spectrum-node">{1} (opened {2})</message>
+  <message id="sb-tt-unsaved-spectrum-node">Filename: {1}
+Measurement Time: {2}
+Time Loaded: {3}
+Number Samples: {4}
+Total Real Time: {5}</message>
+  <message id="sb-open-spectrum-as">Open selected spectrum as:</message>
+  <message id="sb-load-spectrum-only">Load Spectrum Only</message>
+  <message id="sb-load-app-state">Load App State</message>
+  <message id="sb-err-making-browser-txt">Unexpected error creating database spectrum file browser</message>
+  <message id="sb-err-making-browser-msg">Error creating database spectrum file browser: {1}</message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+  <message id="sb-"></message>
+</messages>