Remove asserts for absolute paths.

You can, for instance, specify relative paths via the command
line.

Fixes: lp:1767582
* https://bugs.launchpad.net/kicad/+bug/1767582

common/project.cpp

@@ -78,7 +78,9 @@ void PROJECT::SetProjectFullName( const wxString& aFullPathAndName )
 
         m_project_name = aFullPathAndName;
 
-        wxASSERT( m_project_name.IsAbsolute() );
+        // There's no guarantee that this path is absolute.  For instance, a relative
+        // path might have been passed via the command line.
+        // wxASSERT( m_project_name.IsAbsolute() );
 
         wxASSERT( m_project_name.GetExt() == ProjectFileExtension );
 

eeschema/files-io.cpp

@@ -201,9 +201,6 @@ bool SCH_EDIT_FRAME::OpenProjectFiles( const std::vector<wxString>& aFileSet, in
 
     wxString    fullFileName( aFileSet[0] );
 
-    // We insist on caller sending us an absolute path, if it does not, we say it's a bug.
-    wxASSERT_MSG( wxFileName( fullFileName ).IsAbsolute(), wxT( "Path is not absolute!" ) );
-
     if( !LockFile( fullFileName ) )
     {
         wxString msg = wxString::Format( _( "Schematic file \"%s\" is already open." ),