[libgdamm] Remove Handler*

[Murray Cumming <murrayc src gnome org>]

commit b9d3ad20bf80d2c0f63d821279e8db2b75a09473
Author: Murray Cumming <murraycu google com>
Date:   Sun Jan 19 19:53:10 2020 +0100

    Remove Handler*
    
    libgda seems to have disabled inheritance from these types.

 libgda/src/filelist.am          |  6 -----
 libgda/src/handlerbin.ccg       | 29 ---------------------
 libgda/src/handlerbin.hg        | 57 -----------------------------------------
 libgda/src/handlerboolean.ccg   | 29 ---------------------
 libgda/src/handlerboolean.hg    | 54 --------------------------------------
 libgda/src/handlernumerical.ccg | 29 ---------------------
 libgda/src/handlernumerical.hg  | 54 --------------------------------------
 libgda/src/handlerstring.ccg    | 29 ---------------------
 libgda/src/handlerstring.hg     | 54 --------------------------------------
 libgda/src/handlertime.ccg      | 29 ---------------------
 libgda/src/handlertime.hg       | 57 -----------------------------------------
 libgda/src/handlertype.ccg      | 29 ---------------------
 libgda/src/handlertype.hg       | 54 --------------------------------------
 13 files changed, 510 deletions(-)
---
diff --git a/libgda/src/filelist.am b/libgda/src/filelist.am
index 3768552..8381f16 100644
--- a/libgda/src/filelist.am
+++ b/libgda/src/filelist.am
@@ -28,12 +28,6 @@ files_hg =                   \
        dataselect.hg           \
        dsninfo.hg          \
         geometricpoint.hg \
-       handlerbin.hg           \
-       handlerboolean.hg       \
-       handlernumerical.hg     \
-       handlerstring.hg        \
-       handlertime.hg          \
-       handlertype.hg          \
        holder.hg               \
        metastore.hg            \
        metastruct.hg           \