* Resolve error when comparing images

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Check blob existence instead of git-ls when checking if file exists

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Show file metadata also when a file was newly added

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Fixes error in commit view

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Excludes assigning path and image infos for compare routers to service package

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Removes nil default and fixes import order

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Adds missing comments

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Moves methods for assigning compare data to context into repo router package

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Show image compare for deleted images as well. Simplify check if image should be displayed

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Adds side-by-side diff for images

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Explain blank imports

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Use complete word for width and height labels on image compare

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Update index.css from master

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Moves ImageInfo to git commit file

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Assign ImageInfo function for template and sets correct target for BeforeSourcePath

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Adds missing comment

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Return error if ImageInfo failed

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Avoid template panic when ImageInfo failed for some reason

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Show file size on image diff

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Removes unused helper function

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Reverts copyright year change

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Close file reader

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Update commit.go

Sets correct data key

* Moves reader.Close() up a few lines

* Updates index.css

* Updates CSS file

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Transfers adjustments for image compare to compare.go file

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Adjusts variable name

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Apply lesshint recommendations

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Do not show old image on image compare if it is not in index of base commit

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>

* Change file size text

Signed-off-by: Mario Lubenka <mario.lubenka@googlemail.com>