Implemented locking/unlocking layers

When a layer is locked, no changes can be made to it.

Assets/Graphics/Gold Themes/Layers/Lock.png.import

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+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/Lock.png-416bf727369200d7502932659c7deec1.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://Assets/Graphics/Gold Themes/Layers/Lock.png"
+dest_files=[ "res://.import/Lock.png-416bf727369200d7502932659c7deec1.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=false
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

Assets/Graphics/Gold Themes/Layers/Lock_Hover.png.import

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+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/Lock_Hover.png-428f700716402bc09c16ba354a2758f1.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://Assets/Graphics/Gold Themes/Layers/Lock_Hover.png"
+dest_files=[ "res://.import/Lock_Hover.png-428f700716402bc09c16ba354a2758f1.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=false
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

Assets/Graphics/Gold Themes/Layers/Unlock.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/Unlock.png-ae00d42d445f8264be1092ce547d974a.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://Assets/Graphics/Gold Themes/Layers/Unlock.png"
+dest_files=[ "res://.import/Unlock.png-ae00d42d445f8264be1092ce547d974a.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=false
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0

Assets/Graphics/Gold Themes/Layers/Unlock_Hover.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="StreamTexture"
+path="res://.import/Unlock_Hover.png-78e723e6649c4ab922f37eb6469206ce.stex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://Assets/Graphics/Gold Themes/Layers/Unlock_Hover.png"
+dest_files=[ "res://.import/Unlock_Hover.png-78e723e6649c4ab922f37eb6469206ce.stex" ]
+
+[params]
+
+compress/mode=0
+compress/lossy_quality=0.7
+compress/hdr_mode=0
+compress/bptc_ldr=0
+compress/normal_map=0
+flags/repeat=0
+flags/filter=false
+flags/mipmaps=false
+flags/anisotropic=false
+flags/srgb=2
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/HDR_as_SRGB=false
+process/invert_color=false
+stream=false
+size_limit=0
+detect_3d=true
+svg/scale=1.0