Keyguard: Fix PIN layout on sw320dp-mdpi devices

Fix a long standing lockscreen layout problem that was introduced in 4.2

Before: http://i.imgur.com/9sVKHRR.png
After: http://i.imgur.com/DLY4DRu.png

Change-Id: Ia3cdc0d10217a0a2504a7287f480d9f036e66eee
Externalize symbol picker options to resources

Having the symbol picker options in resources allows a change to be made for
a specific device, and even for a specific locale (change in overlay).

Ported from cm10.2: http://review.cyanogenmod.org/32581

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I72ff6fab6b9c14f9761904fdcc6918784d790d4d
Merge branch 'kitkat' of github.com:AOKP/frameworks_base into HEAD

  <!-- Options that show upon long-pressing a key on the physical keyboard -->
  <java-symbol type="string" name="symbol_picker_0" />
  <java-symbol type="string" name="symbol_picker_1" />
  <java-symbol type="string" name="symbol_picker_2" />
  <java-symbol type="string" name="symbol_picker_3" />
  <java-symbol type="string" name="symbol_picker_4" />
  <java-symbol type="string" name="symbol_picker_5" />
  <java-symbol type="string" name="symbol_picker_7" />
  <java-symbol type="string" name="symbol_picker_a" />
  <java-symbol type="string" name="symbol_picker_A" />
  <java-symbol type="string" name="symbol_picker_c" />
  <java-symbol type="string" name="symbol_picker_C" />
  <java-symbol type="string" name="symbol_picker_closing_parenthesis" />
  <java-symbol type="string" name="symbol_picker_comma" />
  <java-symbol type="string" name="symbol_picker_d" />
  <java-symbol type="string" name="symbol_picker_D" />
  <java-symbol type="string" name="symbol_picker_dollar" />
  <java-symbol type="string" name="symbol_picker_e" />
  <java-symbol type="string" name="symbol_picker_E" />
  <java-symbol type="string" name="symbol_picker_equal" />
  <java-symbol type="string" name="symbol_picker_exclamation" />
  <java-symbol type="string" name="symbol_picker_g" />
  <java-symbol type="string" name="symbol_picker_G" />
  <java-symbol type="string" name="symbol_picker_gt" />
  <java-symbol type="string" name="symbol_picker_i" />
  <java-symbol type="string" name="symbol_picker_I" />
  <java-symbol type="string" name="symbol_picker_l" />
  <java-symbol type="string" name="symbol_picker_L" />
  <java-symbol type="string" name="symbol_picker_lt" />
  <java-symbol type="string" name="symbol_picker_minus" />
  <java-symbol type="string" name="symbol_picker_n" />
  <java-symbol type="string" name="symbol_picker_N" />
  <java-symbol type="string" name="symbol_picker_o" />
  <java-symbol type="string" name="symbol_picker_O" />
  <java-symbol type="string" name="symbol_picker_opening_parenthesis" />
  <java-symbol type="string" name="symbol_picker_percent" />
  <java-symbol type="string" name="symbol_picker_plus" />
  <java-symbol type="string" name="symbol_picker_question" />
  <java-symbol type="string" name="symbol_picker_quote" />
  <java-symbol type="string" name="symbol_picker_r" />
  <java-symbol type="string" name="symbol_picker_R" />
  <java-symbol type="string" name="symbol_picker_s" />
  <java-symbol type="string" name="symbol_picker_S" />
  <java-symbol type="string" name="symbol_picker_slash" />
  <java-symbol type="string" name="symbol_picker_star" />
  <java-symbol type="string" name="symbol_picker_sym" />
  <java-symbol type="string" name="symbol_picker_t" />
  <java-symbol type="string" name="symbol_picker_T" />
  <java-symbol type="string" name="symbol_picker_u" />
  <java-symbol type="string" name="symbol_picker_U" />
  <java-symbol type="string" name="symbol_picker_y" />
  <java-symbol type="string" name="symbol_picker_Y" />
  <java-symbol type="string" name="symbol_picker_z" />
  <java-symbol type="string" name="symbol_picker_Z" />
</resources>