debian error installing package php5-tidy

have an issue with php5-tidy.

Looks something broke and I am not able to figure out. Have tried all options of --purge and so on to clean and re-install but to no avail.

Following is the error I am getting for apt-get install php5-tidy:

Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... Done
The following extra packages will be installed:
  libtidy-0.99-0
The following NEW packages will be installed:
  libtidy-0.99-0
0 upgraded, 1 newly installed, 0 to remove and 74 not upgraded.
1 not fully installed or removed.
Need to get 0 B/155 kB of archives.
After this operation, 433 kB of additional disk space will be used.
Do you want to continue [Y/n]? y
(Reading database ... 23110 files and directories currently installed.)
Unpacking libtidy-0.99-0 (from .../libtidy-0.99-0_20091223cvs-1.2+deb7u1_amd64.deb) ...
dpkg: error processing /var/cache/apt/archives/libtidy-0.99-0_20091223cvs-1.2+deb7u1_amd64.deb (--unpack):
 trying to overwrite '/usr/lib/libtidy.so', which is also in package tidy 5.2.0
Errors were encountered while processing:
 /var/cache/apt/archives/libtidy-0.99-0_20091223cvs-1.2+deb7u1_amd64.deb
E: Sub-process /usr/bin/dpkg retued an error code (1)

Appreciate any help and thanks :)

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